61591560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:255

約数の個数: 128

約数和(自身を含む): 191808000

約数和(自身を除く): 130216440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 79, 89, 120, 146, 158, 178, 219, 237, 267, 292, 316, 356, 365, 395, 438, 445, 474, 534, 584, 632, 712, 730, 790, 876, 890, 948, 1068, 1095, 1185, 1335, 1460, 1580, 1752, 1780, 1896, 2136, 2190, 2370, 2670, 2920, 3160, 3560, 4380, 4740, 5340, 5767, 6497, 7031, 8760, 9480, 10680, 11534, 12994, 14062, 17301, 19491, 21093, 23068, 25988, 28124, 28835, 32485, 34602, 35155, 38982, 42186, 46136, 51976, 56248, 57670, 64970, 69204, 70310, 77964, 84372, 86505, 97455, 105465, 115340, 129940, 138408, 140620, 155928, 168744, 173010, 194910, 210930, 230680, 259880, 281240, 346020, 389820, 421860, 513263, 692040, 779640, 843720, 1026526, 1539789, 2053052, 2566315, 3079578, 4106104, 5132630, 6159156, 7698945, 10265260, 12318312, 15397890, 20530520, 30795780, 61591560]

約数ペア:

[(1, 61591560), (2, 30795780), (3, 20530520), (4, 15397890), (5, 12318312), (6, 10265260), (8, 7698945), (10, 6159156), (12, 5132630), (15, 4106104), (20, 3079578), (24, 2566315), (30, 2053052), (40, 1539789), (60, 1026526), (73, 843720), (79, 779640), (89, 692040), (120, 513263), (146, 421860), (158, 389820), (178, 346020), (219, 281240), (237, 259880), (267, 230680), (292, 210930), (316, 194910), (356, 173010), (365, 168744), (395, 155928), (438, 140620), (445, 138408), (474, 129940), (534, 115340), (584, 105465), (632, 97455), (712, 86505), (730, 84372), (790, 77964), (876, 70310), (890, 69204), (948, 64970), (1068, 57670), (1095, 56248), (1185, 51976), (1335, 46136), (1460, 42186), (1580, 38982), (1752, 35155), (1780, 34602), (1896, 32485), (2136, 28835), (2190, 28124), (2370, 25988), (2670, 23068), (2920, 21093), (3160, 19491), (3560, 17301), (4380, 14062), (4740, 12994), (5340, 11534), (5767, 10680), (6497, 9480), (7031, 8760)]