121413180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:764

約数の個数: 144

約数和(自身を含む): 402536736

約数和(自身を除く): 281123556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 61, 70, 84, 98, 105, 122, 140, 147, 183, 196, 210, 244, 245, 294, 305, 366, 420, 427, 490, 588, 610, 677, 732, 735, 854, 915, 980, 1220, 1281, 1354, 1470, 1708, 1830, 2031, 2135, 2562, 2708, 2940, 2989, 3385, 3660, 4062, 4270, 4739, 5124, 5978, 6405, 6770, 8124, 8540, 8967, 9478, 10155, 11956, 12810, 13540, 14217, 14945, 17934, 18956, 20310, 23695, 25620, 28434, 29890, 33173, 35868, 40620, 41297, 44835, 47390, 56868, 59780, 66346, 71085, 82594, 89670, 94780, 99519, 123891, 132692, 142170, 165188, 165865, 179340, 199038, 206485, 247782, 284340, 289079, 331730, 398076, 412970, 495564, 497595, 578158, 619455, 663460, 825940, 867237, 995190, 1156316, 1238910, 1445395, 1734474, 1990380, 2023553, 2477820, 2890790, 3468948, 4047106, 4336185, 5781580, 6070659, 8094212, 8672370, 10117765, 12141318, 17344740, 20235530, 24282636, 30353295, 40471060, 60706590, 121413180]

約数ペア:

[(1, 121413180), (2, 60706590), (3, 40471060), (4, 30353295), (5, 24282636), (6, 20235530), (7, 17344740), (10, 12141318), (12, 10117765), (14, 8672370), (15, 8094212), (20, 6070659), (21, 5781580), (28, 4336185), (30, 4047106), (35, 3468948), (42, 2890790), (49, 2477820), (60, 2023553), (61, 1990380), (70, 1734474), (84, 1445395), (98, 1238910), (105, 1156316), (122, 995190), (140, 867237), (147, 825940), (183, 663460), (196, 619455), (210, 578158), (244, 497595), (245, 495564), (294, 412970), (305, 398076), (366, 331730), (420, 289079), (427, 284340), (490, 247782), (588, 206485), (610, 199038), (677, 179340), (732, 165865), (735, 165188), (854, 142170), (915, 132692), (980, 123891), (1220, 99519), (1281, 94780), (1354, 89670), (1470, 82594), (1708, 71085), (1830, 66346), (2031, 59780), (2135, 56868), (2562, 47390), (2708, 44835), (2940, 41297), (2989, 40620), (3385, 35868), (3660, 33173), (4062, 29890), (4270, 28434), (4739, 25620), (5124, 23695), (5978, 20310), (6405, 18956), (6770, 17934), (8124, 14945), (8540, 14217), (8967, 13540), (9478, 12810), (10155, 11956)]