887997780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{883}}^1$

素因数の和:1086

約数の個数: 144

約数和(自身を含む): 2787867264

約数和(自身を除く): 1899869484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 151, 180, 185, 222, 302, 333, 370, 444, 453, 555, 604, 666, 740, 755, 883, 906, 1110, 1332, 1359, 1510, 1665, 1766, 1812, 2220, 2265, 2649, 2718, 3020, 3330, 3532, 4415, 4530, 5298, 5436, 5587, 6660, 6795, 7947, 8830, 9060, 10596, 11174, 13245, 13590, 15894, 16761, 17660, 22348, 26490, 27180, 27935, 31788, 32671, 33522, 39735, 50283, 52980, 55870, 65342, 67044, 79470, 83805, 98013, 100566, 111740, 130684, 133333, 158940, 163355, 167610, 196026, 201132, 251415, 266666, 294039, 326710, 335220, 392052, 399999, 490065, 502830, 533332, 588078, 653420, 666665, 799998, 980130, 1005660, 1176156, 1199997, 1333330, 1470195, 1599996, 1960260, 1999995, 2399994, 2666660, 2940390, 3999990, 4799988, 4933321, 5880780, 5999985, 7999980, 9866642, 11999970, 14799963, 19733284, 23999940, 24666605, 29599926, 44399889, 49333210, 59199852, 73999815, 88799778, 98666420, 147999630, 177599556, 221999445, 295999260, 443998890, 887997780]

約数ペア:

[(1, 887997780), (2, 443998890), (3, 295999260), (4, 221999445), (5, 177599556), (6, 147999630), (9, 98666420), (10, 88799778), (12, 73999815), (15, 59199852), (18, 49333210), (20, 44399889), (30, 29599926), (36, 24666605), (37, 23999940), (45, 19733284), (60, 14799963), (74, 11999970), (90, 9866642), (111, 7999980), (148, 5999985), (151, 5880780), (180, 4933321), (185, 4799988), (222, 3999990), (302, 2940390), (333, 2666660), (370, 2399994), (444, 1999995), (453, 1960260), (555, 1599996), (604, 1470195), (666, 1333330), (740, 1199997), (755, 1176156), (883, 1005660), (906, 980130), (1110, 799998), (1332, 666665), (1359, 653420), (1510, 588078), (1665, 533332), (1766, 502830), (1812, 490065), (2220, 399999), (2265, 392052), (2649, 335220), (2718, 326710), (3020, 294039), (3330, 266666), (3532, 251415), (4415, 201132), (4530, 196026), (5298, 167610), (5436, 163355), (5587, 158940), (6660, 133333), (6795, 130684), (7947, 111740), (8830, 100566), (9060, 98013), (10596, 83805), (11174, 79470), (13245, 67044), (13590, 65342), (15894, 55870), (16761, 52980), (17660, 50283), (22348, 39735), (26490, 33522), (27180, 32671), (27935, 31788)]