181587900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:592

約数の個数: 144

約数和(自身を含む): 572650848

約数和(自身を除く): 391062948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 101, 130, 150, 156, 195, 202, 260, 300, 303, 325, 390, 404, 461, 505, 606, 650, 780, 922, 975, 1010, 1212, 1300, 1313, 1383, 1515, 1844, 1950, 2020, 2305, 2525, 2626, 2766, 3030, 3900, 3939, 4610, 5050, 5252, 5532, 5993, 6060, 6565, 6915, 7575, 7878, 9220, 10100, 11525, 11986, 13130, 13830, 15150, 15756, 17979, 19695, 23050, 23972, 26260, 27660, 29965, 30300, 32825, 34575, 35958, 39390, 46100, 46561, 59930, 65650, 69150, 71916, 78780, 89895, 93122, 98475, 119860, 131300, 138300, 139683, 149825, 179790, 186244, 196950, 232805, 279366, 299650, 359580, 393900, 449475, 465610, 558732, 599300, 605293, 698415, 898950, 931220, 1164025, 1210586, 1396830, 1797900, 1815879, 2328050, 2421172, 2793660, 3026465, 3492075, 3631758, 4656100, 6052930, 6984150, 7263516, 9079395, 12105860, 13968300, 15132325, 18158790, 30264650, 36317580, 45396975, 60529300, 90793950, 181587900]

約数ペア:

[(1, 181587900), (2, 90793950), (3, 60529300), (4, 45396975), (5, 36317580), (6, 30264650), (10, 18158790), (12, 15132325), (13, 13968300), (15, 12105860), (20, 9079395), (25, 7263516), (26, 6984150), (30, 6052930), (39, 4656100), (50, 3631758), (52, 3492075), (60, 3026465), (65, 2793660), (75, 2421172), (78, 2328050), (100, 1815879), (101, 1797900), (130, 1396830), (150, 1210586), (156, 1164025), (195, 931220), (202, 898950), (260, 698415), (300, 605293), (303, 599300), (325, 558732), (390, 465610), (404, 449475), (461, 393900), (505, 359580), (606, 299650), (650, 279366), (780, 232805), (922, 196950), (975, 186244), (1010, 179790), (1212, 149825), (1300, 139683), (1313, 138300), (1383, 131300), (1515, 119860), (1844, 98475), (1950, 93122), (2020, 89895), (2305, 78780), (2525, 71916), (2626, 69150), (2766, 65650), (3030, 59930), (3900, 46561), (3939, 46100), (4610, 39390), (5050, 35958), (5252, 34575), (5532, 32825), (5993, 30300), (6060, 29965), (6565, 27660), (6915, 26260), (7575, 23972), (7878, 23050), (9220, 19695), (10100, 17979), (11525, 15756), (11986, 15150), (13130, 13830)]