168993420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1055

約数の個数: 96

約数和(自身を含む): 497871360

約数和(自身を除く): 328877940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 139, 230, 276, 278, 345, 417, 460, 556, 690, 695, 834, 881, 1380, 1390, 1668, 1762, 2085, 2643, 2780, 3197, 3524, 4170, 4405, 5286, 6394, 8340, 8810, 9591, 10572, 12788, 13215, 15985, 17620, 19182, 20263, 26430, 31970, 38364, 40526, 47955, 52860, 60789, 63940, 81052, 95910, 101315, 121578, 122459, 191820, 202630, 243156, 244918, 303945, 367377, 405260, 489836, 607890, 612295, 734754, 1215780, 1224590, 1469508, 1836885, 2449180, 2816557, 3673770, 5633114, 7347540, 8449671, 11266228, 14082785, 16899342, 28165570, 33798684, 42248355, 56331140, 84496710, 168993420]

約数ペア:

[(1, 168993420), (2, 84496710), (3, 56331140), (4, 42248355), (5, 33798684), (6, 28165570), (10, 16899342), (12, 14082785), (15, 11266228), (20, 8449671), (23, 7347540), (30, 5633114), (46, 3673770), (60, 2816557), (69, 2449180), (92, 1836885), (115, 1469508), (138, 1224590), (139, 1215780), (230, 734754), (276, 612295), (278, 607890), (345, 489836), (417, 405260), (460, 367377), (556, 303945), (690, 244918), (695, 243156), (834, 202630), (881, 191820), (1380, 122459), (1390, 121578), (1668, 101315), (1762, 95910), (2085, 81052), (2643, 63940), (2780, 60789), (3197, 52860), (3524, 47955), (4170, 40526), (4405, 38364), (5286, 31970), (6394, 26430), (8340, 20263), (8810, 19182), (9591, 17620), (10572, 15985), (12788, 13215)]