121218480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8861}}^1$

素因数の和:8899

約数の個数: 120

約数和(自身を含む): 428566320

約数和(自身を除く): 307347840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 8861, 13680, 17722, 26583, 35444, 44305, 53166, 70888, 79749, 88610, 106332, 132915, 141776, 159498, 168359, 177220, 212664, 265830, 318996, 336718, 354440, 398745, 425328, 505077, 531660, 637992, 673436, 708880, 797490, 841795, 1010154, 1063320, 1275984, 1346872, 1515231, 1594980, 1683590, 2020308, 2126640, 2525385, 2693744, 3030462, 3189960, 3367180, 4040616, 5050770, 6060924, 6379920, 6734360, 7576155, 8081232, 10101540, 12121848, 13468720, 15152310, 20203080, 24243696, 30304620, 40406160, 60609240, 121218480]

約数ペア:

[(1, 121218480), (2, 60609240), (3, 40406160), (4, 30304620), (5, 24243696), (6, 20203080), (8, 15152310), (9, 13468720), (10, 12121848), (12, 10101540), (15, 8081232), (16, 7576155), (18, 6734360), (19, 6379920), (20, 6060924), (24, 5050770), (30, 4040616), (36, 3367180), (38, 3189960), (40, 3030462), (45, 2693744), (48, 2525385), (57, 2126640), (60, 2020308), (72, 1683590), (76, 1594980), (80, 1515231), (90, 1346872), (95, 1275984), (114, 1063320), (120, 1010154), (144, 841795), (152, 797490), (171, 708880), (180, 673436), (190, 637992), (228, 531660), (240, 505077), (285, 425328), (304, 398745), (342, 354440), (360, 336718), (380, 318996), (456, 265830), (570, 212664), (684, 177220), (720, 168359), (760, 159498), (855, 141776), (912, 132915), (1140, 106332), (1368, 88610), (1520, 79749), (1710, 70888), (2280, 53166), (2736, 44305), (3420, 35444), (4560, 26583), (6840, 17722), (8861, 13680)]