21986160

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1$

素因数の和:615

約数の個数: 160

約数和(自身を含む): 81423360

約数和(自身を除く): 59437200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 569, 644, 690, 805, 840, 920, 966, 1104, 1138, 1288, 1380, 1610, 1680, 1707, 1840, 1932, 2276, 2415, 2576, 2760, 2845, 3220, 3414, 3864, 3983, 4552, 4830, 5520, 5690, 6440, 6828, 7728, 7966, 8535, 9104, 9660, 11380, 11949, 12880, 13087, 13656, 15932, 17070, 19320, 19915, 22760, 23898, 26174, 27312, 31864, 34140, 38640, 39261, 39830, 45520, 47796, 52348, 59745, 63728, 65435, 68280, 78522, 79660, 91609, 95592, 104696, 119490, 130870, 136560, 157044, 159320, 183218, 191184, 196305, 209392, 238980, 261740, 274827, 314088, 318640, 366436, 392610, 458045, 477960, 523480, 549654, 628176, 732872, 785220, 916090, 955920, 1046960, 1099308, 1374135, 1465744, 1570440, 1832180, 2198616, 2748270, 3140880, 3664360, 4397232, 5496540, 7328720, 10993080, 21986160]

約数ペア:

[(1, 21986160), (2, 10993080), (3, 7328720), (4, 5496540), (5, 4397232), (6, 3664360), (7, 3140880), (8, 2748270), (10, 2198616), (12, 1832180), (14, 1570440), (15, 1465744), (16, 1374135), (20, 1099308), (21, 1046960), (23, 955920), (24, 916090), (28, 785220), (30, 732872), (35, 628176), (40, 549654), (42, 523480), (46, 477960), (48, 458045), (56, 392610), (60, 366436), (69, 318640), (70, 314088), (80, 274827), (84, 261740), (92, 238980), (105, 209392), (112, 196305), (115, 191184), (120, 183218), (138, 159320), (140, 157044), (161, 136560), (168, 130870), (184, 119490), (210, 104696), (230, 95592), (240, 91609), (276, 79660), (280, 78522), (322, 68280), (336, 65435), (345, 63728), (368, 59745), (420, 52348), (460, 47796), (483, 45520), (552, 39830), (560, 39261), (569, 38640), (644, 34140), (690, 31864), (805, 27312), (840, 26174), (920, 23898), (966, 22760), (1104, 19915), (1138, 19320), (1288, 17070), (1380, 15932), (1610, 13656), (1680, 13087), (1707, 12880), (1840, 11949), (1932, 11380), (2276, 9660), (2415, 9104), (2576, 8535), (2760, 7966), (2845, 7728), (3220, 6828), (3414, 6440), (3864, 5690), (3983, 5520), (4552, 4830)]