1221700080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{5297}}^1$

素因数の和:5375

約数の個数: 120

約数和(自身を含む): 3914120016

約数和(自身を除く): 2692419936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 961, 1240, 1488, 1860, 1922, 2480, 2883, 3720, 3844, 4805, 5297, 5766, 7440, 7688, 9610, 10594, 11532, 14415, 15376, 15891, 19220, 21188, 23064, 26485, 28830, 31782, 38440, 42376, 46128, 52970, 57660, 63564, 76880, 79455, 84752, 105940, 115320, 127128, 158910, 164207, 211880, 230640, 254256, 317820, 328414, 423760, 492621, 635640, 656828, 821035, 985242, 1271280, 1313656, 1642070, 1970484, 2463105, 2627312, 3284140, 3940968, 4926210, 5090417, 6568280, 7881936, 9852420, 10180834, 13136560, 15271251, 19704840, 20361668, 25452085, 30542502, 39409680, 40723336, 50904170, 61085004, 76356255, 81446672, 101808340, 122170008, 152712510, 203616680, 244340016, 305425020, 407233360, 610850040, 1221700080]

約数ペア:

[(1, 1221700080), (2, 610850040), (3, 407233360), (4, 305425020), (5, 244340016), (6, 203616680), (8, 152712510), (10, 122170008), (12, 101808340), (15, 81446672), (16, 76356255), (20, 61085004), (24, 50904170), (30, 40723336), (31, 39409680), (40, 30542502), (48, 25452085), (60, 20361668), (62, 19704840), (80, 15271251), (93, 13136560), (120, 10180834), (124, 9852420), (155, 7881936), (186, 6568280), (240, 5090417), (248, 4926210), (310, 3940968), (372, 3284140), (465, 2627312), (496, 2463105), (620, 1970484), (744, 1642070), (930, 1313656), (961, 1271280), (1240, 985242), (1488, 821035), (1860, 656828), (1922, 635640), (2480, 492621), (2883, 423760), (3720, 328414), (3844, 317820), (4805, 254256), (5297, 230640), (5766, 211880), (7440, 164207), (7688, 158910), (9610, 127128), (10594, 115320), (11532, 105940), (14415, 84752), (15376, 79455), (15891, 76880), (19220, 63564), (21188, 57660), (23064, 52970), (26485, 46128), (28830, 42376), (31782, 38440)]