71836720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:482

約数の個数: 80

約数和(自身を含む): 177488640

約数和(自身を除く): 105651920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 167, 190, 283, 304, 334, 380, 566, 668, 760, 835, 1132, 1336, 1415, 1520, 1670, 2264, 2672, 2830, 3173, 3340, 4528, 5377, 5660, 6346, 6680, 10754, 11320, 12692, 13360, 15865, 21508, 22640, 25384, 26885, 31730, 43016, 47261, 50768, 53770, 63460, 86032, 94522, 107540, 126920, 189044, 215080, 236305, 253840, 378088, 430160, 472610, 756176, 897959, 945220, 1795918, 1890440, 3591836, 3780880, 4489795, 7183672, 8979590, 14367344, 17959180, 35918360, 71836720]

約数ペア:

[(1, 71836720), (2, 35918360), (4, 17959180), (5, 14367344), (8, 8979590), (10, 7183672), (16, 4489795), (19, 3780880), (20, 3591836), (38, 1890440), (40, 1795918), (76, 945220), (80, 897959), (95, 756176), (152, 472610), (167, 430160), (190, 378088), (283, 253840), (304, 236305), (334, 215080), (380, 189044), (566, 126920), (668, 107540), (760, 94522), (835, 86032), (1132, 63460), (1336, 53770), (1415, 50768), (1520, 47261), (1670, 43016), (2264, 31730), (2672, 26885), (2830, 25384), (3173, 22640), (3340, 21508), (4528, 15865), (5377, 13360), (5660, 12692), (6346, 11320), (6680, 10754)]