421167780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1\times {\mathrm{613}}^1$

素因数の和:986

約数の個数: 144

約数和(自身を含む): 1399978944

約数和(自身を除く): 978811164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 347, 396, 495, 613, 660, 694, 990, 1041, 1226, 1388, 1735, 1839, 1980, 2082, 2452, 3065, 3123, 3470, 3678, 3817, 4164, 5205, 5517, 6130, 6246, 6743, 6940, 7356, 7634, 9195, 10410, 11034, 11451, 12260, 12492, 13486, 15268, 15615, 18390, 19085, 20229, 20820, 22068, 22902, 26972, 27585, 31230, 33715, 34353, 36780, 38170, 40458, 45804, 55170, 57255, 60687, 62460, 67430, 68706, 76340, 80916, 101145, 110340, 114510, 121374, 134860, 137412, 171765, 202290, 212711, 229020, 242748, 303435, 343530, 404580, 425422, 606870, 638133, 687060, 850844, 1063555, 1213740, 1276266, 1914399, 2127110, 2339821, 2552532, 3190665, 3828798, 4254220, 4679642, 6381330, 7019463, 7657596, 9359284, 9571995, 11699105, 12762660, 14038926, 19143990, 21058389, 23398210, 28077852, 35097315, 38287980, 42116778, 46796420, 70194630, 84233556, 105291945, 140389260, 210583890, 421167780]

約数ペア:

[(1, 421167780), (2, 210583890), (3, 140389260), (4, 105291945), (5, 84233556), (6, 70194630), (9, 46796420), (10, 42116778), (11, 38287980), (12, 35097315), (15, 28077852), (18, 23398210), (20, 21058389), (22, 19143990), (30, 14038926), (33, 12762660), (36, 11699105), (44, 9571995), (45, 9359284), (55, 7657596), (60, 7019463), (66, 6381330), (90, 4679642), (99, 4254220), (110, 3828798), (132, 3190665), (165, 2552532), (180, 2339821), (198, 2127110), (220, 1914399), (330, 1276266), (347, 1213740), (396, 1063555), (495, 850844), (613, 687060), (660, 638133), (694, 606870), (990, 425422), (1041, 404580), (1226, 343530), (1388, 303435), (1735, 242748), (1839, 229020), (1980, 212711), (2082, 202290), (2452, 171765), (3065, 137412), (3123, 134860), (3470, 121374), (3678, 114510), (3817, 110340), (4164, 101145), (5205, 80916), (5517, 76340), (6130, 68706), (6246, 67430), (6743, 62460), (6940, 60687), (7356, 57255), (7634, 55170), (9195, 45804), (10410, 40458), (11034, 38170), (11451, 36780), (12260, 34353), (12492, 33715), (13486, 31230), (15268, 27585), (15615, 26972), (18390, 22902), (19085, 22068), (20229, 20820)]