80873880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:561

約数の個数: 128

約数和(自身を含む): 259200000

約数和(自身を除く): 178326120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 79, 95, 114, 120, 152, 158, 190, 228, 237, 285, 316, 380, 395, 449, 456, 474, 570, 632, 760, 790, 898, 948, 1140, 1185, 1347, 1501, 1580, 1796, 1896, 2245, 2280, 2370, 2694, 3002, 3160, 3592, 4490, 4503, 4740, 5388, 6004, 6735, 7505, 8531, 8980, 9006, 9480, 10776, 12008, 13470, 15010, 17062, 17960, 18012, 22515, 25593, 26940, 30020, 34124, 35471, 36024, 42655, 45030, 51186, 53880, 60040, 68248, 70942, 85310, 90060, 102372, 106413, 127965, 141884, 170620, 177355, 180120, 204744, 212826, 255930, 283768, 341240, 354710, 425652, 511860, 532065, 673949, 709420, 851304, 1023720, 1064130, 1347898, 1418840, 2021847, 2128260, 2695796, 3369745, 4043694, 4256520, 5391592, 6739490, 8087388, 10109235, 13478980, 16174776, 20218470, 26957960, 40436940, 80873880]

約数ペア:

[(1, 80873880), (2, 40436940), (3, 26957960), (4, 20218470), (5, 16174776), (6, 13478980), (8, 10109235), (10, 8087388), (12, 6739490), (15, 5391592), (19, 4256520), (20, 4043694), (24, 3369745), (30, 2695796), (38, 2128260), (40, 2021847), (57, 1418840), (60, 1347898), (76, 1064130), (79, 1023720), (95, 851304), (114, 709420), (120, 673949), (152, 532065), (158, 511860), (190, 425652), (228, 354710), (237, 341240), (285, 283768), (316, 255930), (380, 212826), (395, 204744), (449, 180120), (456, 177355), (474, 170620), (570, 141884), (632, 127965), (760, 106413), (790, 102372), (898, 90060), (948, 85310), (1140, 70942), (1185, 68248), (1347, 60040), (1501, 53880), (1580, 51186), (1796, 45030), (1896, 42655), (2245, 36024), (2280, 35471), (2370, 34124), (2694, 30020), (3002, 26940), (3160, 25593), (3592, 22515), (4490, 18012), (4503, 17960), (4740, 17062), (5388, 15010), (6004, 13470), (6735, 12008), (7505, 10776), (8531, 9480), (8980, 9006)]