15551420520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{73259}}^1$

素因数の和:73363

約数の個数: 128

約数和(自身を含む): 49054896000

約数和(自身を除く): 33503475480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 61, 87, 116, 120, 122, 145, 174, 183, 232, 244, 290, 305, 348, 366, 435, 488, 580, 610, 696, 732, 870, 915, 1160, 1220, 1464, 1740, 1769, 1830, 2440, 3480, 3538, 3660, 5307, 7076, 7320, 8845, 10614, 14152, 17690, 21228, 26535, 35380, 42456, 53070, 70760, 73259, 106140, 146518, 212280, 219777, 293036, 366295, 439554, 586072, 732590, 879108, 1098885, 1465180, 1758216, 2124511, 2197770, 2930360, 4249022, 4395540, 4468799, 6373533, 8498044, 8791080, 8937598, 10622555, 12747066, 13406397, 16996088, 17875196, 21245110, 22343995, 25494132, 26812794, 31867665, 35750392, 42490220, 44687990, 50988264, 53625588, 63735330, 67031985, 84980440, 89375980, 107251176, 127470660, 129595171, 134063970, 178751960, 254941320, 259190342, 268127940, 388785513, 518380684, 536255880, 647975855, 777571026, 1036761368, 1295951710, 1555142052, 1943927565, 2591903420, 3110284104, 3887855130, 5183806840, 7775710260, 15551420520]

約数ペア:

[(1, 15551420520), (2, 7775710260), (3, 5183806840), (4, 3887855130), (5, 3110284104), (6, 2591903420), (8, 1943927565), (10, 1555142052), (12, 1295951710), (15, 1036761368), (20, 777571026), (24, 647975855), (29, 536255880), (30, 518380684), (40, 388785513), (58, 268127940), (60, 259190342), (61, 254941320), (87, 178751960), (116, 134063970), (120, 129595171), (122, 127470660), (145, 107251176), (174, 89375980), (183, 84980440), (232, 67031985), (244, 63735330), (290, 53625588), (305, 50988264), (348, 44687990), (366, 42490220), (435, 35750392), (488, 31867665), (580, 26812794), (610, 25494132), (696, 22343995), (732, 21245110), (870, 17875196), (915, 16996088), (1160, 13406397), (1220, 12747066), (1464, 10622555), (1740, 8937598), (1769, 8791080), (1830, 8498044), (2440, 6373533), (3480, 4468799), (3538, 4395540), (3660, 4249022), (5307, 2930360), (7076, 2197770), (7320, 2124511), (8845, 1758216), (10614, 1465180), (14152, 1098885), (17690, 879108), (21228, 732590), (26535, 586072), (35380, 439554), (42456, 366295), (53070, 293036), (70760, 219777), (73259, 212280), (106140, 146518)]