1655799840

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20173}}^1$

素因数の和:20216

約数の個数: 192

約数和(自身を含む): 6100617600

約数和(自身を除く): 4444817760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 342, 360, 380, 432, 456, 480, 513, 540, 570, 608, 684, 720, 760, 855, 864, 912, 1026, 1080, 1140, 1368, 1440, 1520, 1710, 1824, 2052, 2160, 2280, 2565, 2736, 3040, 3420, 4104, 4320, 4560, 5130, 5472, 6840, 8208, 9120, 10260, 13680, 16416, 20173, 20520, 27360, 40346, 41040, 60519, 80692, 82080, 100865, 121038, 161384, 181557, 201730, 242076, 302595, 322768, 363114, 383287, 403460, 484152, 544671, 605190, 645536, 726228, 766574, 806920, 907785, 968304, 1089342, 1149861, 1210380, 1452456, 1533148, 1613840, 1815570, 1916435, 1936608, 2178684, 2299722, 2420760, 2723355, 2904912, 3066296, 3227680, 3449583, 3631140, 3832870, 4357368, 4599444, 4841520, 5446710, 5749305, 5809824, 6132592, 6899166, 7262280, 7665740, 8714736, 9198888, 9683040, 10348749, 10893420, 11498610, 12265184, 13798332, 14524560, 15331480, 17247915, 17429472, 18397776, 20697498, 21786840, 22997220, 27596664, 29049120, 30662960, 34495830, 36795552, 41394996, 43573680, 45994440, 51743745, 55193328, 61325920, 68991660, 82789992, 87147360, 91988880, 103487490, 110386656, 137983320, 165579984, 183977760, 206974980, 275966640, 331159968, 413949960, 551933280, 827899920, 1655799840]

約数ペア:

[(1, 1655799840), (2, 827899920), (3, 551933280), (4, 413949960), (5, 331159968), (6, 275966640), (8, 206974980), (9, 183977760), (10, 165579984), (12, 137983320), (15, 110386656), (16, 103487490), (18, 91988880), (19, 87147360), (20, 82789992), (24, 68991660), (27, 61325920), (30, 55193328), (32, 51743745), (36, 45994440), (38, 43573680), (40, 41394996), (45, 36795552), (48, 34495830), (54, 30662960), (57, 29049120), (60, 27596664), (72, 22997220), (76, 21786840), (80, 20697498), (90, 18397776), (95, 17429472), (96, 17247915), (108, 15331480), (114, 14524560), (120, 13798332), (135, 12265184), (144, 11498610), (152, 10893420), (160, 10348749), (171, 9683040), (180, 9198888), (190, 8714736), (216, 7665740), (228, 7262280), (240, 6899166), (270, 6132592), (285, 5809824), (288, 5749305), (304, 5446710), (342, 4841520), (360, 4599444), (380, 4357368), (432, 3832870), (456, 3631140), (480, 3449583), (513, 3227680), (540, 3066296), (570, 2904912), (608, 2723355), (684, 2420760), (720, 2299722), (760, 2178684), (855, 1936608), (864, 1916435), (912, 1815570), (1026, 1613840), (1080, 1533148), (1140, 1452456), (1368, 1210380), (1440, 1149861), (1520, 1089342), (1710, 968304), (1824, 907785), (2052, 806920), (2160, 766574), (2280, 726228), (2565, 645536), (2736, 605190), (3040, 544671), (3420, 484152), (4104, 403460), (4320, 383287), (4560, 363114), (5130, 322768), (5472, 302595), (6840, 242076), (8208, 201730), (9120, 181557), (10260, 161384), (13680, 121038), (16416, 100865), (20173, 82080), (20520, 80692), (27360, 60519), (40346, 41040)]