262885140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:259

約数の個数: 288

約数和(自身を含む): 978432000

約数和(自身を除く): 715546860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 79, 84, 90, 95, 105, 114, 126, 133, 139, 140, 158, 171, 180, 190, 210, 228, 237, 252, 266, 278, 285, 315, 316, 342, 380, 395, 399, 417, 420, 474, 532, 553, 556, 570, 630, 665, 684, 695, 711, 790, 798, 834, 855, 948, 973, 1106, 1140, 1185, 1197, 1251, 1260, 1330, 1390, 1422, 1501, 1580, 1596, 1659, 1668, 1710, 1946, 1995, 2085, 2212, 2370, 2394, 2502, 2641, 2660, 2765, 2780, 2844, 2919, 3002, 3318, 3420, 3555, 3892, 3990, 4170, 4503, 4740, 4788, 4865, 4977, 5004, 5282, 5530, 5838, 5985, 6004, 6255, 6636, 7110, 7505, 7923, 7980, 8295, 8340, 8757, 9006, 9730, 9954, 10507, 10564, 10981, 11060, 11676, 11970, 12510, 13205, 13509, 14220, 14595, 15010, 15846, 16590, 17514, 18012, 18487, 19460, 19908, 21014, 21962, 22515, 23769, 23940, 24885, 25020, 26410, 27018, 29190, 30020, 31521, 31692, 32943, 33180, 35028, 36974, 39615, 42028, 43785, 43924, 45030, 47538, 49770, 52535, 52820, 54036, 54905, 55461, 58380, 63042, 65886, 67545, 73948, 76867, 79230, 87570, 90060, 92435, 94563, 95076, 98829, 99540, 105070, 109810, 110922, 118845, 126084, 131772, 135090, 153734, 157605, 158460, 164715, 166383, 175140, 184870, 189126, 197658, 208639, 210140, 219620, 221844, 230601, 237690, 270180, 277305, 307468, 315210, 329430, 332766, 369740, 378252, 384335, 395316, 417278, 461202, 472815, 475380, 494145, 554610, 625917, 630420, 658860, 665532, 691803, 768670, 831915, 834556, 922404, 945630, 988290, 1043195, 1109220, 1153005, 1251834, 1383606, 1460473, 1537340, 1663830, 1877751, 1891260, 1976580, 2086390, 2306010, 2503668, 2767212, 2920946, 3129585, 3327660, 3459015, 3755502, 4172780, 4381419, 4612020, 5841892, 6259170, 6918030, 7302365, 7511004, 8762838, 9388755, 12518340, 13144257, 13836060, 14604730, 17525676, 18777510, 21907095, 26288514, 29209460, 37555020, 43814190, 52577028, 65721285, 87628380, 131442570, 262885140]

約数ペア:

[(1, 262885140), (2, 131442570), (3, 87628380), (4, 65721285), (5, 52577028), (6, 43814190), (7, 37555020), (9, 29209460), (10, 26288514), (12, 21907095), (14, 18777510), (15, 17525676), (18, 14604730), (19, 13836060), (20, 13144257), (21, 12518340), (28, 9388755), (30, 8762838), (35, 7511004), (36, 7302365), (38, 6918030), (42, 6259170), (45, 5841892), (57, 4612020), (60, 4381419), (63, 4172780), (70, 3755502), (76, 3459015), (79, 3327660), (84, 3129585), (90, 2920946), (95, 2767212), (105, 2503668), (114, 2306010), (126, 2086390), (133, 1976580), (139, 1891260), (140, 1877751), (158, 1663830), (171, 1537340), (180, 1460473), (190, 1383606), (210, 1251834), (228, 1153005), (237, 1109220), (252, 1043195), (266, 988290), (278, 945630), (285, 922404), (315, 834556), (316, 831915), (342, 768670), (380, 691803), (395, 665532), (399, 658860), (417, 630420), (420, 625917), (474, 554610), (532, 494145), (553, 475380), (556, 472815), (570, 461202), (630, 417278), (665, 395316), (684, 384335), (695, 378252), (711, 369740), (790, 332766), (798, 329430), (834, 315210), (855, 307468), (948, 277305), (973, 270180), (1106, 237690), (1140, 230601), (1185, 221844), (1197, 219620), (1251, 210140), (1260, 208639), (1330, 197658), (1390, 189126), (1422, 184870), (1501, 175140), (1580, 166383), (1596, 164715), (1659, 158460), (1668, 157605), (1710, 153734), (1946, 135090), (1995, 131772), (2085, 126084), (2212, 118845), (2370, 110922), (2394, 109810), (2502, 105070), (2641, 99540), (2660, 98829), (2765, 95076), (2780, 94563), (2844, 92435), (2919, 90060), (3002, 87570), (3318, 79230), (3420, 76867), (3555, 73948), (3892, 67545), (3990, 65886), (4170, 63042), (4503, 58380), (4740, 55461), (4788, 54905), (4865, 54036), (4977, 52820), (5004, 52535), (5282, 49770), (5530, 47538), (5838, 45030), (5985, 43924), (6004, 43785), (6255, 42028), (6636, 39615), (7110, 36974), (7505, 35028), (7923, 33180), (7980, 32943), (8295, 31692), (8340, 31521), (8757, 30020), (9006, 29190), (9730, 27018), (9954, 26410), (10507, 25020), (10564, 24885), (10981, 23940), (11060, 23769), (11676, 22515), (11970, 21962), (12510, 21014), (13205, 19908), (13509, 19460), (14220, 18487), (14595, 18012), (15010, 17514), (15846, 16590)]