636120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:70

約数の個数: 128

約数和(自身を含む): 2304000

約数和(自身を除く): 1667880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 31, 36, 38, 40, 45, 54, 57, 60, 62, 72, 76, 90, 93, 95, 108, 114, 120, 124, 135, 152, 155, 171, 180, 186, 190, 216, 228, 248, 270, 279, 285, 310, 342, 360, 372, 380, 456, 465, 513, 540, 558, 570, 589, 620, 684, 744, 760, 837, 855, 930, 1026, 1080, 1116, 1140, 1178, 1240, 1368, 1395, 1674, 1710, 1767, 1860, 2052, 2232, 2280, 2356, 2565, 2790, 2945, 3348, 3420, 3534, 3720, 4104, 4185, 4712, 5130, 5301, 5580, 5890, 6696, 6840, 7068, 8370, 8835, 10260, 10602, 11160, 11780, 14136, 15903, 16740, 17670, 20520, 21204, 23560, 26505, 31806, 33480, 35340, 42408, 53010, 63612, 70680, 79515, 106020, 127224, 159030, 212040, 318060, 636120]

約数ペア:

[(1, 636120), (2, 318060), (3, 212040), (4, 159030), (5, 127224), (6, 106020), (8, 79515), (9, 70680), (10, 63612), (12, 53010), (15, 42408), (18, 35340), (19, 33480), (20, 31806), (24, 26505), (27, 23560), (30, 21204), (31, 20520), (36, 17670), (38, 16740), (40, 15903), (45, 14136), (54, 11780), (57, 11160), (60, 10602), (62, 10260), (72, 8835), (76, 8370), (90, 7068), (93, 6840), (95, 6696), (108, 5890), (114, 5580), (120, 5301), (124, 5130), (135, 4712), (152, 4185), (155, 4104), (171, 3720), (180, 3534), (186, 3420), (190, 3348), (216, 2945), (228, 2790), (248, 2565), (270, 2356), (279, 2280), (285, 2232), (310, 2052), (342, 1860), (360, 1767), (372, 1710), (380, 1674), (456, 1395), (465, 1368), (513, 1240), (540, 1178), (558, 1140), (570, 1116), (589, 1080), (620, 1026), (684, 930), (744, 855), (760, 837)]