204190320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:631

約数の個数: 160

約数和(自身を含む): 671099904

約数和(自身を除く): 466909584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 71, 80, 92, 115, 120, 138, 142, 184, 213, 230, 240, 276, 284, 345, 355, 368, 426, 460, 521, 552, 568, 690, 710, 852, 920, 1042, 1065, 1104, 1136, 1380, 1420, 1563, 1633, 1704, 1840, 2084, 2130, 2605, 2760, 2840, 3126, 3266, 3408, 4168, 4260, 4899, 5210, 5520, 5680, 6252, 6532, 7815, 8165, 8336, 8520, 9798, 10420, 11983, 12504, 13064, 15630, 16330, 17040, 19596, 20840, 23966, 24495, 25008, 26128, 31260, 32660, 35949, 36991, 39192, 41680, 47932, 48990, 59915, 62520, 65320, 71898, 73982, 78384, 95864, 97980, 110973, 119830, 125040, 130640, 143796, 147964, 179745, 184955, 191728, 195960, 221946, 239660, 287592, 295928, 359490, 369910, 391920, 443892, 479320, 554865, 575184, 591856, 718980, 739820, 850793, 887784, 958640, 1109730, 1437960, 1479640, 1701586, 1775568, 2219460, 2552379, 2875920, 2959280, 3403172, 4253965, 4438920, 5104758, 6806344, 8507930, 8877840, 10209516, 12761895, 13612688, 17015860, 20419032, 25523790, 34031720, 40838064, 51047580, 68063440, 102095160, 204190320]

約数ペア:

[(1, 204190320), (2, 102095160), (3, 68063440), (4, 51047580), (5, 40838064), (6, 34031720), (8, 25523790), (10, 20419032), (12, 17015860), (15, 13612688), (16, 12761895), (20, 10209516), (23, 8877840), (24, 8507930), (30, 6806344), (40, 5104758), (46, 4438920), (48, 4253965), (60, 3403172), (69, 2959280), (71, 2875920), (80, 2552379), (92, 2219460), (115, 1775568), (120, 1701586), (138, 1479640), (142, 1437960), (184, 1109730), (213, 958640), (230, 887784), (240, 850793), (276, 739820), (284, 718980), (345, 591856), (355, 575184), (368, 554865), (426, 479320), (460, 443892), (521, 391920), (552, 369910), (568, 359490), (690, 295928), (710, 287592), (852, 239660), (920, 221946), (1042, 195960), (1065, 191728), (1104, 184955), (1136, 179745), (1380, 147964), (1420, 143796), (1563, 130640), (1633, 125040), (1704, 119830), (1840, 110973), (2084, 97980), (2130, 95864), (2605, 78384), (2760, 73982), (2840, 71898), (3126, 65320), (3266, 62520), (3408, 59915), (4168, 48990), (4260, 47932), (4899, 41680), (5210, 39192), (5520, 36991), (5680, 35949), (6252, 32660), (6532, 31260), (7815, 26128), (8165, 25008), (8336, 24495), (8520, 23966), (9798, 20840), (10420, 19596), (11983, 17040), (12504, 16330), (13064, 15630)]