64967370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 128

約数和(自身を含む): 182891520

約数和(自身を除く): 117924150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 41, 51, 65, 78, 82, 85, 102, 123, 130, 170, 195, 205, 221, 239, 246, 255, 390, 410, 442, 478, 510, 533, 615, 663, 697, 717, 1066, 1105, 1195, 1230, 1326, 1394, 1434, 1599, 2091, 2210, 2390, 2665, 3107, 3198, 3315, 3485, 3585, 4063, 4182, 5330, 6214, 6630, 6970, 7170, 7995, 8126, 9061, 9321, 9799, 10455, 12189, 15535, 15990, 18122, 18642, 19598, 20315, 20910, 24378, 27183, 29397, 31070, 40630, 45305, 46605, 48995, 52819, 54366, 58794, 60945, 90610, 93210, 97990, 105638, 121890, 127387, 135915, 146985, 158457, 166583, 254774, 264095, 271830, 293970, 316914, 333166, 382161, 499749, 528190, 636935, 764322, 792285, 832915, 999498, 1273870, 1584570, 1665830, 1910805, 2165579, 2498745, 3821610, 4331158, 4997490, 6496737, 10827895, 12993474, 21655790, 32483685, 64967370]

約数ペア:

[(1, 64967370), (2, 32483685), (3, 21655790), (5, 12993474), (6, 10827895), (10, 6496737), (13, 4997490), (15, 4331158), (17, 3821610), (26, 2498745), (30, 2165579), (34, 1910805), (39, 1665830), (41, 1584570), (51, 1273870), (65, 999498), (78, 832915), (82, 792285), (85, 764322), (102, 636935), (123, 528190), (130, 499749), (170, 382161), (195, 333166), (205, 316914), (221, 293970), (239, 271830), (246, 264095), (255, 254774), (390, 166583), (410, 158457), (442, 146985), (478, 135915), (510, 127387), (533, 121890), (615, 105638), (663, 97990), (697, 93210), (717, 90610), (1066, 60945), (1105, 58794), (1195, 54366), (1230, 52819), (1326, 48995), (1394, 46605), (1434, 45305), (1599, 40630), (2091, 31070), (2210, 29397), (2390, 27183), (2665, 24378), (3107, 20910), (3198, 20315), (3315, 19598), (3485, 18642), (3585, 18122), (4063, 15990), (4182, 15535), (5330, 12189), (6214, 10455), (6630, 9799), (6970, 9321), (7170, 9061), (7995, 8126)]