71048280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 152900520

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, 269, 284, 310, 355, 372, 426, 465, 538, 568, 620, 710, 744, 807, 852, 930, 1065, 1076, 1240, 1345, 1420, 1614, 1704, 1860, 2130, 2152, 2201, 2690, 2840, 3228, 3720, 4035, 4260, 4402, 5380, 6456, 6603, 8070, 8339, 8520, 8804, 10760, 11005, 13206, 16140, 16678, 17608, 19099, 22010, 25017, 26412, 32280, 33015, 33356, 38198, 41695, 44020, 50034, 52824, 57297, 66030, 66712, 76396, 83390, 88040, 95495, 100068, 114594, 125085, 132060, 152792, 166780, 190990, 200136, 229188, 250170, 264120, 286485, 333560, 381980, 458376, 500340, 572970, 592069, 763960, 1000680, 1145940, 1184138, 1776207, 2291880, 2368276, 2960345, 3552414, 4736552, 5920690, 7104828, 8881035, 11841380, 14209656, 17762070, 23682760, 35524140, 71048280]

約数ペア:

[(1, 71048280), (2, 35524140), (3, 23682760), (4, 17762070), (5, 14209656), (6, 11841380), (8, 8881035), (10, 7104828), (12, 5920690), (15, 4736552), (20, 3552414), (24, 2960345), (30, 2368276), (31, 2291880), (40, 1776207), (60, 1184138), (62, 1145940), (71, 1000680), (93, 763960), (120, 592069), (124, 572970), (142, 500340), (155, 458376), (186, 381980), (213, 333560), (248, 286485), (269, 264120), (284, 250170), (310, 229188), (355, 200136), (372, 190990), (426, 166780), (465, 152792), (538, 132060), (568, 125085), (620, 114594), (710, 100068), (744, 95495), (807, 88040), (852, 83390), (930, 76396), (1065, 66712), (1076, 66030), (1240, 57297), (1345, 52824), (1420, 50034), (1614, 44020), (1704, 41695), (1860, 38198), (2130, 33356), (2152, 33015), (2201, 32280), (2690, 26412), (2840, 25017), (3228, 22010), (3720, 19099), (4035, 17608), (4260, 16678), (4402, 16140), (5380, 13206), (6456, 11005), (6603, 10760), (8070, 8804), (8339, 8520)]