1981411536

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:485

約数の個数: 160

約数和(自身を含む): 5630889600

約数和(自身を除く): 3649478064

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 101, 104, 149, 156, 202, 208, 211, 298, 303, 312, 404, 422, 447, 596, 606, 624, 633, 808, 844, 894, 1192, 1212, 1266, 1313, 1616, 1688, 1788, 1937, 2384, 2424, 2532, 2626, 2743, 3376, 3576, 3874, 3939, 4848, 5064, 5252, 5486, 5811, 7152, 7748, 7878, 8229, 10128, 10504, 10972, 11622, 15049, 15496, 15756, 16458, 21008, 21311, 21944, 23244, 30098, 30992, 31439, 31512, 32916, 42622, 43888, 45147, 46488, 60196, 62878, 63024, 63933, 65832, 85244, 90294, 92976, 94317, 120392, 125756, 127866, 131664, 170488, 180588, 188634, 195637, 240784, 251512, 255732, 277043, 340976, 361176, 377268, 391274, 408707, 503024, 511464, 554086, 586911, 722352, 754536, 782548, 817414, 831129, 1022928, 1108172, 1173822, 1226121, 1509072, 1565096, 1634828, 1662258, 2216344, 2347644, 2452242, 3130192, 3175339, 3269656, 3324516, 4432688, 4695288, 4904484, 6350678, 6539312, 6649032, 9390576, 9526017, 9808968, 12701356, 13298064, 19052034, 19617936, 25402712, 38104068, 41279407, 50805424, 76208136, 82558814, 123838221, 152416272, 165117628, 247676442, 330235256, 495352884, 660470512, 990705768, 1981411536]

約数ペア:

[(1, 1981411536), (2, 990705768), (3, 660470512), (4, 495352884), (6, 330235256), (8, 247676442), (12, 165117628), (13, 152416272), (16, 123838221), (24, 82558814), (26, 76208136), (39, 50805424), (48, 41279407), (52, 38104068), (78, 25402712), (101, 19617936), (104, 19052034), (149, 13298064), (156, 12701356), (202, 9808968), (208, 9526017), (211, 9390576), (298, 6649032), (303, 6539312), (312, 6350678), (404, 4904484), (422, 4695288), (447, 4432688), (596, 3324516), (606, 3269656), (624, 3175339), (633, 3130192), (808, 2452242), (844, 2347644), (894, 2216344), (1192, 1662258), (1212, 1634828), (1266, 1565096), (1313, 1509072), (1616, 1226121), (1688, 1173822), (1788, 1108172), (1937, 1022928), (2384, 831129), (2424, 817414), (2532, 782548), (2626, 754536), (2743, 722352), (3376, 586911), (3576, 554086), (3874, 511464), (3939, 503024), (4848, 408707), (5064, 391274), (5252, 377268), (5486, 361176), (5811, 340976), (7152, 277043), (7748, 255732), (7878, 251512), (8229, 240784), (10128, 195637), (10504, 188634), (10972, 180588), (11622, 170488), (15049, 131664), (15496, 127866), (15756, 125756), (16458, 120392), (21008, 94317), (21311, 92976), (21944, 90294), (23244, 85244), (30098, 65832), (30992, 63933), (31439, 63024), (31512, 62878), (32916, 60196), (42622, 46488), (43888, 45147)]