120395940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1378

約数の個数: 144

約数和(自身を含む): 405103104

約数和(自身を除く): 284707164

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 49, 60, 62, 70, 84, 93, 98, 105, 124, 140, 147, 155, 186, 196, 210, 217, 245, 294, 310, 372, 420, 434, 465, 490, 588, 620, 651, 735, 868, 930, 980, 1085, 1302, 1321, 1470, 1519, 1860, 2170, 2604, 2642, 2940, 3038, 3255, 3963, 4340, 4557, 5284, 6076, 6510, 6605, 7595, 7926, 9114, 9247, 13020, 13210, 15190, 15852, 18228, 18494, 19815, 22785, 26420, 27741, 30380, 36988, 39630, 40951, 45570, 46235, 55482, 64729, 79260, 81902, 91140, 92470, 110964, 122853, 129458, 138705, 163804, 184940, 194187, 204755, 245706, 258916, 277410, 286657, 323645, 388374, 409510, 491412, 554820, 573314, 614265, 647290, 776748, 819020, 859971, 970935, 1146628, 1228530, 1294580, 1433285, 1719942, 1941870, 2006599, 2457060, 2866570, 3439884, 3883740, 4013198, 4299855, 5733140, 6019797, 8026396, 8599710, 10032995, 12039594, 17199420, 20065990, 24079188, 30098985, 40131980, 60197970, 120395940]

約数ペア:

[(1, 120395940), (2, 60197970), (3, 40131980), (4, 30098985), (5, 24079188), (6, 20065990), (7, 17199420), (10, 12039594), (12, 10032995), (14, 8599710), (15, 8026396), (20, 6019797), (21, 5733140), (28, 4299855), (30, 4013198), (31, 3883740), (35, 3439884), (42, 2866570), (49, 2457060), (60, 2006599), (62, 1941870), (70, 1719942), (84, 1433285), (93, 1294580), (98, 1228530), (105, 1146628), (124, 970935), (140, 859971), (147, 819020), (155, 776748), (186, 647290), (196, 614265), (210, 573314), (217, 554820), (245, 491412), (294, 409510), (310, 388374), (372, 323645), (420, 286657), (434, 277410), (465, 258916), (490, 245706), (588, 204755), (620, 194187), (651, 184940), (735, 163804), (868, 138705), (930, 129458), (980, 122853), (1085, 110964), (1302, 92470), (1321, 91140), (1470, 81902), (1519, 79260), (1860, 64729), (2170, 55482), (2604, 46235), (2642, 45570), (2940, 40951), (3038, 39630), (3255, 36988), (3963, 30380), (4340, 27741), (4557, 26420), (5284, 22785), (6076, 19815), (6510, 18494), (6605, 18228), (7595, 15852), (7926, 15190), (9114, 13210), (9247, 13020)]