61583880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:511

約数の個数: 128

約数和(自身を含む): 196888320

約数和(自身を除く): 135304440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 138, 159, 184, 212, 230, 265, 276, 318, 345, 421, 424, 460, 530, 552, 636, 690, 795, 842, 920, 1060, 1219, 1263, 1272, 1380, 1590, 1684, 2105, 2120, 2438, 2526, 2760, 3180, 3368, 3657, 4210, 4876, 5052, 6095, 6315, 6360, 7314, 8420, 9683, 9752, 10104, 12190, 12630, 14628, 16840, 18285, 19366, 22313, 24380, 25260, 29049, 29256, 36570, 38732, 44626, 48415, 48760, 50520, 58098, 66939, 73140, 77464, 89252, 96830, 111565, 116196, 133878, 145245, 146280, 178504, 193660, 223130, 232392, 267756, 290490, 334695, 387320, 446260, 513199, 535512, 580980, 669390, 892520, 1026398, 1161960, 1338780, 1539597, 2052796, 2565995, 2677560, 3079194, 4105592, 5131990, 6158388, 7697985, 10263980, 12316776, 15395970, 20527960, 30791940, 61583880]

約数ペア:

[(1, 61583880), (2, 30791940), (3, 20527960), (4, 15395970), (5, 12316776), (6, 10263980), (8, 7697985), (10, 6158388), (12, 5131990), (15, 4105592), (20, 3079194), (23, 2677560), (24, 2565995), (30, 2052796), (40, 1539597), (46, 1338780), (53, 1161960), (60, 1026398), (69, 892520), (92, 669390), (106, 580980), (115, 535512), (120, 513199), (138, 446260), (159, 387320), (184, 334695), (212, 290490), (230, 267756), (265, 232392), (276, 223130), (318, 193660), (345, 178504), (421, 146280), (424, 145245), (460, 133878), (530, 116196), (552, 111565), (636, 96830), (690, 89252), (795, 77464), (842, 73140), (920, 66939), (1060, 58098), (1219, 50520), (1263, 48760), (1272, 48415), (1380, 44626), (1590, 38732), (1684, 36570), (2105, 29256), (2120, 29049), (2438, 25260), (2526, 24380), (2760, 22313), (3180, 19366), (3368, 18285), (3657, 16840), (4210, 14628), (4876, 12630), (5052, 12190), (6095, 10104), (6315, 9752), (6360, 9683), (7314, 8420)]