13538280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 47278080

約数和(自身を除く): 33739800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 227, 280, 284, 355, 420, 426, 454, 497, 568, 681, 710, 840, 852, 908, 994, 1065, 1135, 1362, 1420, 1491, 1589, 1704, 1816, 1988, 2130, 2270, 2485, 2724, 2840, 2982, 3178, 3405, 3976, 4260, 4540, 4767, 4970, 5448, 5964, 6356, 6810, 7455, 7945, 8520, 9080, 9534, 9940, 11928, 12712, 13620, 14910, 15890, 16117, 19068, 19880, 23835, 27240, 29820, 31780, 32234, 38136, 47670, 48351, 59640, 63560, 64468, 80585, 95340, 96702, 112819, 128936, 161170, 190680, 193404, 225638, 241755, 322340, 338457, 386808, 451276, 483510, 564095, 644680, 676914, 902552, 967020, 1128190, 1353828, 1692285, 1934040, 2256380, 2707656, 3384570, 4512760, 6769140, 13538280]

約数ペア:

[(1, 13538280), (2, 6769140), (3, 4512760), (4, 3384570), (5, 2707656), (6, 2256380), (7, 1934040), (8, 1692285), (10, 1353828), (12, 1128190), (14, 967020), (15, 902552), (20, 676914), (21, 644680), (24, 564095), (28, 483510), (30, 451276), (35, 386808), (40, 338457), (42, 322340), (56, 241755), (60, 225638), (70, 193404), (71, 190680), (84, 161170), (105, 128936), (120, 112819), (140, 96702), (142, 95340), (168, 80585), (210, 64468), (213, 63560), (227, 59640), (280, 48351), (284, 47670), (355, 38136), (420, 32234), (426, 31780), (454, 29820), (497, 27240), (568, 23835), (681, 19880), (710, 19068), (840, 16117), (852, 15890), (908, 14910), (994, 13620), (1065, 12712), (1135, 11928), (1362, 9940), (1420, 9534), (1491, 9080), (1589, 8520), (1704, 7945), (1816, 7455), (1988, 6810), (2130, 6356), (2270, 5964), (2485, 5448), (2724, 4970), (2840, 4767), (2982, 4540), (3178, 4260), (3405, 3976)]