816377940

素因数分解:

$2^2\times 3^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:474

約数の個数: 336

約数和(自身を含む): 3099573120

約数和(自身を除く): 2283195180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 243, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 421, 486, 513, 532, 540, 567, 570, 630, 665, 684, 729, 756, 798, 810, 842, 855, 945, 972, 1026, 1134, 1140, 1197, 1215, 1260, 1263, 1330, 1458, 1539, 1596, 1620, 1684, 1701, 1710, 1890, 1995, 2052, 2105, 2268, 2394, 2430, 2526, 2565, 2660, 2835, 2916, 2947, 3078, 3402, 3420, 3591, 3645, 3780, 3789, 3990, 4210, 4617, 4788, 4860, 5052, 5103, 5130, 5670, 5894, 5985, 6156, 6315, 6804, 7182, 7290, 7578, 7695, 7980, 7999, 8420, 8505, 8841, 9234, 10206, 10260, 10773, 11340, 11367, 11788, 11970, 12630, 13851, 14364, 14580, 14735, 15156, 15390, 15998, 17010, 17682, 17955, 18468, 18945, 20412, 21546, 22734, 23085, 23940, 23997, 25260, 25515, 26523, 27702, 29470, 30780, 31996, 32319, 34020, 34101, 35364, 35910, 37890, 39995, 43092, 44205, 45468, 46170, 47994, 51030, 53046, 53865, 55404, 55993, 56835, 58940, 64638, 68202, 69255, 71820, 71991, 75780, 79569, 79990, 88410, 92340, 95988, 96957, 102060, 102303, 106092, 107730, 111986, 113670, 119985, 129276, 132615, 136404, 138510, 143982, 159138, 159980, 161595, 167979, 170505, 176820, 193914, 204606, 215460, 215973, 223972, 227340, 238707, 239970, 265230, 277020, 279965, 287964, 306909, 318276, 323190, 335958, 341010, 359955, 387828, 397845, 409212, 431946, 477414, 479940, 484785, 503937, 511515, 530460, 559930, 613818, 646380, 647919, 671916, 682020, 716121, 719910, 795690, 839895, 863892, 954828, 969570, 1007874, 1023030, 1079865, 1119860, 1193535, 1227636, 1295838, 1432242, 1439820, 1511811, 1534545, 1591380, 1679790, 1939140, 1943757, 2015748, 2046060, 2148363, 2159730, 2387070, 2519685, 2591676, 2864484, 3023622, 3069090, 3239595, 3359580, 3580605, 3887514, 4296726, 4319460, 4535433, 4774140, 5039370, 5831271, 6047244, 6138180, 6479190, 7161210, 7559055, 7775028, 8593452, 9070866, 9718785, 10078740, 10741815, 11662542, 12958380, 13606299, 14322420, 15118110, 18141732, 19437570, 21483630, 22677165, 23325084, 27212598, 29156355, 30236220, 38875140, 40818897, 42967260, 45354330, 54425196, 58312710, 68031495, 81637794, 90708660, 116625420, 136062990, 163275588, 204094485, 272125980, 408188970, 816377940]

約数ペア:

[(1, 816377940), (2, 408188970), (3, 272125980), (4, 204094485), (5, 163275588), (6, 136062990), (7, 116625420), (9, 90708660), (10, 81637794), (12, 68031495), (14, 58312710), (15, 54425196), (18, 45354330), (19, 42967260), (20, 40818897), (21, 38875140), (27, 30236220), (28, 29156355), (30, 27212598), (35, 23325084), (36, 22677165), (38, 21483630), (42, 19437570), (45, 18141732), (54, 15118110), (57, 14322420), (60, 13606299), (63, 12958380), (70, 11662542), (76, 10741815), (81, 10078740), (84, 9718785), (90, 9070866), (95, 8593452), (105, 7775028), (108, 7559055), (114, 7161210), (126, 6479190), (133, 6138180), (135, 6047244), (140, 5831271), (162, 5039370), (171, 4774140), (180, 4535433), (189, 4319460), (190, 4296726), (210, 3887514), (228, 3580605), (243, 3359580), (252, 3239595), (266, 3069090), (270, 3023622), (285, 2864484), (315, 2591676), (324, 2519685), (342, 2387070), (378, 2159730), (380, 2148363), (399, 2046060), (405, 2015748), (420, 1943757), (421, 1939140), (486, 1679790), (513, 1591380), (532, 1534545), (540, 1511811), (567, 1439820), (570, 1432242), (630, 1295838), (665, 1227636), (684, 1193535), (729, 1119860), (756, 1079865), (798, 1023030), (810, 1007874), (842, 969570), (855, 954828), (945, 863892), (972, 839895), (1026, 795690), (1134, 719910), (1140, 716121), (1197, 682020), (1215, 671916), (1260, 647919), (1263, 646380), (1330, 613818), (1458, 559930), (1539, 530460), (1596, 511515), (1620, 503937), (1684, 484785), (1701, 479940), (1710, 477414), (1890, 431946), (1995, 409212), (2052, 397845), (2105, 387828), (2268, 359955), (2394, 341010), (2430, 335958), (2526, 323190), (2565, 318276), (2660, 306909), (2835, 287964), (2916, 279965), (2947, 277020), (3078, 265230), (3402, 239970), (3420, 238707), (3591, 227340), (3645, 223972), (3780, 215973), (3789, 215460), (3990, 204606), (4210, 193914), (4617, 176820), (4788, 170505), (4860, 167979), (5052, 161595), (5103, 159980), (5130, 159138), (5670, 143982), (5894, 138510), (5985, 136404), (6156, 132615), (6315, 129276), (6804, 119985), (7182, 113670), (7290, 111986), (7578, 107730), (7695, 106092), (7980, 102303), (7999, 102060), (8420, 96957), (8505, 95988), (8841, 92340), (9234, 88410), (10206, 79990), (10260, 79569), (10773, 75780), (11340, 71991), (11367, 71820), (11788, 69255), (11970, 68202), (12630, 64638), (13851, 58940), (14364, 56835), (14580, 55993), (14735, 55404), (15156, 53865), (15390, 53046), (15998, 51030), (17010, 47994), (17682, 46170), (17955, 45468), (18468, 44205), (18945, 43092), (20412, 39995), (21546, 37890), (22734, 35910), (23085, 35364), (23940, 34101), (23997, 34020), (25260, 32319), (25515, 31996), (26523, 30780), (27702, 29470)]