128555100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{59}}^1\times {\mathrm{269}}^1$

素因数の和:354

約数の個数: 180

約数和(自身を含む): 425363400

約数和(自身を除く): 296808300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 59, 60, 75, 81, 90, 100, 108, 118, 135, 150, 162, 177, 180, 225, 236, 269, 270, 295, 300, 324, 354, 405, 450, 531, 538, 540, 590, 675, 708, 807, 810, 885, 900, 1062, 1076, 1180, 1345, 1350, 1475, 1593, 1614, 1620, 1770, 2025, 2124, 2421, 2655, 2690, 2700, 2950, 3186, 3228, 3540, 4035, 4050, 4425, 4779, 4842, 5310, 5380, 5900, 6372, 6725, 7263, 7965, 8070, 8100, 8850, 9558, 9684, 10620, 12105, 13275, 13450, 14526, 15871, 15930, 16140, 17700, 19116, 20175, 21789, 23895, 24210, 26550, 26900, 29052, 31742, 31860, 36315, 39825, 40350, 43578, 47613, 47790, 48420, 53100, 60525, 63484, 72630, 79355, 79650, 80700, 87156, 95226, 95580, 108945, 119475, 121050, 142839, 145260, 158710, 159300, 181575, 190452, 217890, 238065, 238950, 242100, 285678, 317420, 363150, 396775, 428517, 435780, 476130, 477900, 544725, 571356, 714195, 726300, 793550, 857034, 952260, 1089450, 1190325, 1285551, 1428390, 1587100, 1714068, 2142585, 2178900, 2380650, 2571102, 2856780, 3570975, 4285170, 4761300, 5142204, 6427755, 7141950, 8570340, 10712925, 12855510, 14283900, 21425850, 25711020, 32138775, 42851700, 64277550, 128555100]

約数ペア:

[(1, 128555100), (2, 64277550), (3, 42851700), (4, 32138775), (5, 25711020), (6, 21425850), (9, 14283900), (10, 12855510), (12, 10712925), (15, 8570340), (18, 7141950), (20, 6427755), (25, 5142204), (27, 4761300), (30, 4285170), (36, 3570975), (45, 2856780), (50, 2571102), (54, 2380650), (59, 2178900), (60, 2142585), (75, 1714068), (81, 1587100), (90, 1428390), (100, 1285551), (108, 1190325), (118, 1089450), (135, 952260), (150, 857034), (162, 793550), (177, 726300), (180, 714195), (225, 571356), (236, 544725), (269, 477900), (270, 476130), (295, 435780), (300, 428517), (324, 396775), (354, 363150), (405, 317420), (450, 285678), (531, 242100), (538, 238950), (540, 238065), (590, 217890), (675, 190452), (708, 181575), (807, 159300), (810, 158710), (885, 145260), (900, 142839), (1062, 121050), (1076, 119475), (1180, 108945), (1345, 95580), (1350, 95226), (1475, 87156), (1593, 80700), (1614, 79650), (1620, 79355), (1770, 72630), (2025, 63484), (2124, 60525), (2421, 53100), (2655, 48420), (2690, 47790), (2700, 47613), (2950, 43578), (3186, 40350), (3228, 39825), (3540, 36315), (4035, 31860), (4050, 31742), (4425, 29052), (4779, 26900), (4842, 26550), (5310, 24210), (5380, 23895), (5900, 21789), (6372, 20175), (6725, 19116), (7263, 17700), (7965, 16140), (8070, 15930), (8100, 15871), (8850, 14526), (9558, 13450), (9684, 13275), (10620, 12105)]