28567800

素因数分解:

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

素因数の和:350

約数の個数: 144

約数和(自身を含む): 97929000

約数和(自身を除く): 69361200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 59, 60, 72, 75, 90, 100, 118, 120, 150, 177, 180, 200, 225, 236, 269, 295, 300, 354, 360, 450, 472, 531, 538, 590, 600, 708, 807, 885, 900, 1062, 1076, 1180, 1345, 1416, 1475, 1614, 1770, 1800, 2124, 2152, 2360, 2421, 2655, 2690, 2950, 3228, 3540, 4035, 4248, 4425, 4842, 5310, 5380, 5900, 6456, 6725, 7080, 8070, 8850, 9684, 10620, 10760, 11800, 12105, 13275, 13450, 15871, 16140, 17700, 19368, 20175, 21240, 24210, 26550, 26900, 31742, 32280, 35400, 40350, 47613, 48420, 53100, 53800, 60525, 63484, 79355, 80700, 95226, 96840, 106200, 121050, 126968, 142839, 158710, 161400, 190452, 238065, 242100, 285678, 317420, 380904, 396775, 476130, 484200, 571356, 634840, 714195, 793550, 952260, 1142712, 1190325, 1428390, 1587100, 1904520, 2380650, 2856780, 3174200, 3570975, 4761300, 5713560, 7141950, 9522600, 14283900, 28567800]

約数ペア:

[(1, 28567800), (2, 14283900), (3, 9522600), (4, 7141950), (5, 5713560), (6, 4761300), (8, 3570975), (9, 3174200), (10, 2856780), (12, 2380650), (15, 1904520), (18, 1587100), (20, 1428390), (24, 1190325), (25, 1142712), (30, 952260), (36, 793550), (40, 714195), (45, 634840), (50, 571356), (59, 484200), (60, 476130), (72, 396775), (75, 380904), (90, 317420), (100, 285678), (118, 242100), (120, 238065), (150, 190452), (177, 161400), (180, 158710), (200, 142839), (225, 126968), (236, 121050), (269, 106200), (295, 96840), (300, 95226), (354, 80700), (360, 79355), (450, 63484), (472, 60525), (531, 53800), (538, 53100), (590, 48420), (600, 47613), (708, 40350), (807, 35400), (885, 32280), (900, 31742), (1062, 26900), (1076, 26550), (1180, 24210), (1345, 21240), (1416, 20175), (1475, 19368), (1614, 17700), (1770, 16140), (1800, 15871), (2124, 13450), (2152, 13275), (2360, 12105), (2421, 11800), (2655, 10760), (2690, 10620), (2950, 9684), (3228, 8850), (3540, 8070), (4035, 7080), (4248, 6725), (4425, 6456), (4842, 5900), (5310, 5380)]