8172136920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{30941}}^1$

素因数の和:31057

約数の個数: 128

約数和(自身を含む): 25664532480

約数和(自身を除く): 17492395560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 71, 93, 120, 124, 142, 155, 186, 213, 248, 284, 310, 355, 372, 426, 465, 568, 620, 710, 744, 852, 930, 1065, 1240, 1420, 1704, 1860, 2130, 2201, 2840, 3720, 4260, 4402, 6603, 8520, 8804, 11005, 13206, 17608, 22010, 26412, 30941, 33015, 44020, 52824, 61882, 66030, 88040, 92823, 123764, 132060, 154705, 185646, 247528, 264120, 309410, 371292, 464115, 618820, 742584, 928230, 959171, 1237640, 1856460, 1918342, 2196811, 2877513, 3712920, 3836684, 4393622, 4795855, 5755026, 6590433, 7673368, 8787244, 9591710, 10984055, 11510052, 13180866, 14387565, 17574488, 19183420, 21968110, 23020104, 26361732, 28775130, 32952165, 38366840, 43936220, 52723464, 57550260, 65904330, 68101141, 87872440, 115100520, 131808660, 136202282, 204303423, 263617320, 272404564, 340505705, 408606846, 544809128, 681011410, 817213692, 1021517115, 1362022820, 1634427384, 2043034230, 2724045640, 4086068460, 8172136920]

約数ペア:

[(1, 8172136920), (2, 4086068460), (3, 2724045640), (4, 2043034230), (5, 1634427384), (6, 1362022820), (8, 1021517115), (10, 817213692), (12, 681011410), (15, 544809128), (20, 408606846), (24, 340505705), (30, 272404564), (31, 263617320), (40, 204303423), (60, 136202282), (62, 131808660), (71, 115100520), (93, 87872440), (120, 68101141), (124, 65904330), (142, 57550260), (155, 52723464), (186, 43936220), (213, 38366840), (248, 32952165), (284, 28775130), (310, 26361732), (355, 23020104), (372, 21968110), (426, 19183420), (465, 17574488), (568, 14387565), (620, 13180866), (710, 11510052), (744, 10984055), (852, 9591710), (930, 8787244), (1065, 7673368), (1240, 6590433), (1420, 5755026), (1704, 4795855), (1860, 4393622), (2130, 3836684), (2201, 3712920), (2840, 2877513), (3720, 2196811), (4260, 1918342), (4402, 1856460), (6603, 1237640), (8520, 959171), (8804, 928230), (11005, 742584), (13206, 618820), (17608, 464115), (22010, 371292), (26412, 309410), (30941, 264120), (33015, 247528), (44020, 185646), (52824, 154705), (61882, 132060), (66030, 123764), (88040, 92823)]