123620940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 403341120

約数和(自身を除く): 279720180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 426, 510, 569, 612, 639, 710, 765, 852, 1020, 1065, 1138, 1207, 1278, 1420, 1530, 1707, 2130, 2276, 2414, 2556, 2845, 3060, 3195, 3414, 3621, 4260, 4828, 5121, 5690, 6035, 6390, 6828, 7242, 8535, 9673, 10242, 10863, 11380, 12070, 12780, 14484, 17070, 18105, 19346, 20484, 21726, 24140, 25605, 29019, 34140, 36210, 38692, 40399, 43452, 48365, 51210, 54315, 58038, 72420, 80798, 87057, 96730, 102420, 108630, 116076, 121197, 145095, 161596, 174114, 193460, 201995, 217260, 242394, 290190, 348228, 363591, 403990, 435285, 484788, 580380, 605985, 686783, 727182, 807980, 870570, 1211970, 1373566, 1454364, 1741140, 1817955, 2060349, 2423940, 2747132, 3433915, 3635910, 4120698, 6181047, 6867830, 7271820, 8241396, 10301745, 12362094, 13735660, 20603490, 24724188, 30905235, 41206980, 61810470, 123620940]

約数ペア:

[(1, 123620940), (2, 61810470), (3, 41206980), (4, 30905235), (5, 24724188), (6, 20603490), (9, 13735660), (10, 12362094), (12, 10301745), (15, 8241396), (17, 7271820), (18, 6867830), (20, 6181047), (30, 4120698), (34, 3635910), (36, 3433915), (45, 2747132), (51, 2423940), (60, 2060349), (68, 1817955), (71, 1741140), (85, 1454364), (90, 1373566), (102, 1211970), (142, 870570), (153, 807980), (170, 727182), (180, 686783), (204, 605985), (213, 580380), (255, 484788), (284, 435285), (306, 403990), (340, 363591), (355, 348228), (426, 290190), (510, 242394), (569, 217260), (612, 201995), (639, 193460), (710, 174114), (765, 161596), (852, 145095), (1020, 121197), (1065, 116076), (1138, 108630), (1207, 102420), (1278, 96730), (1420, 87057), (1530, 80798), (1707, 72420), (2130, 58038), (2276, 54315), (2414, 51210), (2556, 48365), (2845, 43452), (3060, 40399), (3195, 38692), (3414, 36210), (3621, 34140), (4260, 29019), (4828, 25605), (5121, 24140), (5690, 21726), (6035, 20484), (6390, 19346), (6828, 18105), (7242, 17070), (8535, 14484), (9673, 12780), (10242, 12070), (10863, 11380)]