400975080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:336

約数の個数: 256

約数和(自身を含む): 1393459200

約数和(自身を除く): 992484120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 41, 44, 55, 60, 62, 66, 82, 88, 93, 110, 120, 123, 124, 132, 155, 164, 165, 186, 205, 220, 239, 246, 248, 264, 310, 328, 330, 341, 372, 410, 440, 451, 465, 478, 492, 615, 620, 660, 682, 717, 744, 820, 902, 930, 956, 984, 1023, 1195, 1230, 1240, 1271, 1320, 1353, 1364, 1434, 1640, 1705, 1804, 1860, 1912, 2046, 2255, 2390, 2460, 2542, 2629, 2706, 2728, 2868, 3410, 3585, 3608, 3720, 3813, 4092, 4510, 4780, 4920, 5084, 5115, 5258, 5412, 5736, 6355, 6765, 6820, 7170, 7409, 7626, 7887, 8184, 9020, 9560, 9799, 10168, 10230, 10516, 10824, 12710, 13145, 13530, 13640, 13981, 14340, 14818, 15252, 15774, 18040, 19065, 19598, 20460, 21032, 22227, 25420, 26290, 27060, 27962, 28680, 29397, 29636, 30504, 31548, 37045, 38130, 39196, 39435, 40920, 41943, 44454, 48995, 50840, 52580, 54120, 55924, 58794, 59272, 63096, 69905, 74090, 76260, 78392, 78870, 81499, 83886, 88908, 97990, 105160, 107789, 111135, 111848, 117588, 139810, 146985, 148180, 152520, 157740, 162998, 167772, 177816, 195980, 209715, 215578, 222270, 235176, 244497, 279620, 293970, 296360, 303769, 315480, 323367, 325996, 335544, 391960, 407495, 419430, 431156, 444540, 488994, 538945, 559240, 587940, 607538, 646734, 651992, 814990, 838860, 862312, 889080, 911307, 977988, 1077890, 1175880, 1215076, 1222485, 1293468, 1518845, 1616835, 1629980, 1677720, 1822614, 1955976, 2155780, 2430152, 2444970, 2586936, 3037690, 3233670, 3259960, 3341459, 3645228, 4311560, 4556535, 4889940, 6075380, 6467340, 6682918, 7290456, 9113070, 9779880, 10024377, 12150760, 12934680, 13365836, 16707295, 18226140, 20048754, 26731672, 33414590, 36452280, 40097508, 50121885, 66829180, 80195016, 100243770, 133658360, 200487540, 400975080]

約数ペア:

[(1, 400975080), (2, 200487540), (3, 133658360), (4, 100243770), (5, 80195016), (6, 66829180), (8, 50121885), (10, 40097508), (11, 36452280), (12, 33414590), (15, 26731672), (20, 20048754), (22, 18226140), (24, 16707295), (30, 13365836), (31, 12934680), (33, 12150760), (40, 10024377), (41, 9779880), (44, 9113070), (55, 7290456), (60, 6682918), (62, 6467340), (66, 6075380), (82, 4889940), (88, 4556535), (93, 4311560), (110, 3645228), (120, 3341459), (123, 3259960), (124, 3233670), (132, 3037690), (155, 2586936), (164, 2444970), (165, 2430152), (186, 2155780), (205, 1955976), (220, 1822614), (239, 1677720), (246, 1629980), (248, 1616835), (264, 1518845), (310, 1293468), (328, 1222485), (330, 1215076), (341, 1175880), (372, 1077890), (410, 977988), (440, 911307), (451, 889080), (465, 862312), (478, 838860), (492, 814990), (615, 651992), (620, 646734), (660, 607538), (682, 587940), (717, 559240), (744, 538945), (820, 488994), (902, 444540), (930, 431156), (956, 419430), (984, 407495), (1023, 391960), (1195, 335544), (1230, 325996), (1240, 323367), (1271, 315480), (1320, 303769), (1353, 296360), (1364, 293970), (1434, 279620), (1640, 244497), (1705, 235176), (1804, 222270), (1860, 215578), (1912, 209715), (2046, 195980), (2255, 177816), (2390, 167772), (2460, 162998), (2542, 157740), (2629, 152520), (2706, 148180), (2728, 146985), (2868, 139810), (3410, 117588), (3585, 111848), (3608, 111135), (3720, 107789), (3813, 105160), (4092, 97990), (4510, 88908), (4780, 83886), (4920, 81499), (5084, 78870), (5115, 78392), (5258, 76260), (5412, 74090), (5736, 69905), (6355, 63096), (6765, 59272), (6820, 58794), (7170, 55924), (7409, 54120), (7626, 52580), (7887, 50840), (8184, 48995), (9020, 44454), (9560, 41943), (9799, 40920), (10168, 39435), (10230, 39196), (10516, 38130), (10824, 37045), (12710, 31548), (13145, 30504), (13530, 29636), (13640, 29397), (13981, 28680), (14340, 27962), (14818, 27060), (15252, 26290), (15774, 25420), (18040, 22227), (19065, 21032), (19598, 20460)]