42006320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{461}}^1$

素因数の和:558

約数の個数: 80

約数和(自身を含む): 105180768

約数和(自身を除く): 63174448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 67, 68, 80, 85, 134, 136, 170, 268, 272, 335, 340, 461, 536, 670, 680, 922, 1072, 1139, 1340, 1360, 1844, 2278, 2305, 2680, 3688, 4556, 4610, 5360, 5695, 7376, 7837, 9112, 9220, 11390, 15674, 18224, 18440, 22780, 30887, 31348, 36880, 39185, 45560, 61774, 62696, 78370, 91120, 123548, 125392, 154435, 156740, 247096, 308870, 313480, 494192, 525079, 617740, 626960, 1050158, 1235480, 2100316, 2470960, 2625395, 4200632, 5250790, 8401264, 10501580, 21003160, 42006320]

約数ペア:

[(1, 42006320), (2, 21003160), (4, 10501580), (5, 8401264), (8, 5250790), (10, 4200632), (16, 2625395), (17, 2470960), (20, 2100316), (34, 1235480), (40, 1050158), (67, 626960), (68, 617740), (80, 525079), (85, 494192), (134, 313480), (136, 308870), (170, 247096), (268, 156740), (272, 154435), (335, 125392), (340, 123548), (461, 91120), (536, 78370), (670, 62696), (680, 61774), (922, 45560), (1072, 39185), (1139, 36880), (1340, 31348), (1360, 30887), (1844, 22780), (2278, 18440), (2305, 18224), (2680, 15674), (3688, 11390), (4556, 9220), (4610, 9112), (5360, 7837), (5695, 7376)]