440748540

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3943}}^1$

素因数の和:3990

約数の個数: 144

約数和(自身を含む): 1447100928

約数和(自身を除く): 1006352388

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 81, 90, 92, 108, 115, 135, 138, 162, 180, 207, 230, 243, 270, 276, 324, 345, 405, 414, 460, 486, 540, 621, 690, 810, 828, 972, 1035, 1215, 1242, 1380, 1620, 1863, 2070, 2430, 2484, 3105, 3726, 3943, 4140, 4860, 5589, 6210, 7452, 7886, 9315, 11178, 11829, 12420, 15772, 18630, 19715, 22356, 23658, 27945, 35487, 37260, 39430, 47316, 55890, 59145, 70974, 78860, 90689, 106461, 111780, 118290, 141948, 177435, 181378, 212922, 236580, 272067, 319383, 354870, 362756, 425844, 453445, 532305, 544134, 638766, 709740, 816201, 906890, 958149, 1064610, 1088268, 1277532, 1360335, 1596915, 1632402, 1813780, 1916298, 2129220, 2448603, 2720670, 3193830, 3264804, 3832596, 4081005, 4790745, 4897206, 5441340, 6387660, 7345809, 8162010, 9581490, 9794412, 12243015, 14691618, 16324020, 19162980, 22037427, 24486030, 29383236, 36729045, 44074854, 48972060, 73458090, 88149708, 110187135, 146916180, 220374270, 440748540]

約数ペア:

[(1, 440748540), (2, 220374270), (3, 146916180), (4, 110187135), (5, 88149708), (6, 73458090), (9, 48972060), (10, 44074854), (12, 36729045), (15, 29383236), (18, 24486030), (20, 22037427), (23, 19162980), (27, 16324020), (30, 14691618), (36, 12243015), (45, 9794412), (46, 9581490), (54, 8162010), (60, 7345809), (69, 6387660), (81, 5441340), (90, 4897206), (92, 4790745), (108, 4081005), (115, 3832596), (135, 3264804), (138, 3193830), (162, 2720670), (180, 2448603), (207, 2129220), (230, 1916298), (243, 1813780), (270, 1632402), (276, 1596915), (324, 1360335), (345, 1277532), (405, 1088268), (414, 1064610), (460, 958149), (486, 906890), (540, 816201), (621, 709740), (690, 638766), (810, 544134), (828, 532305), (972, 453445), (1035, 425844), (1215, 362756), (1242, 354870), (1380, 319383), (1620, 272067), (1863, 236580), (2070, 212922), (2430, 181378), (2484, 177435), (3105, 141948), (3726, 118290), (3943, 111780), (4140, 106461), (4860, 90689), (5589, 78860), (6210, 70974), (7452, 59145), (7886, 55890), (9315, 47316), (11178, 39430), (11829, 37260), (12420, 35487), (15772, 27945), (18630, 23658), (19715, 22356)]