13475560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 38880000

約数和(自身を除く): 25404440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 149, 152, 170, 190, 238, 266, 280, 298, 323, 340, 380, 476, 532, 595, 596, 646, 665, 680, 745, 760, 952, 1043, 1064, 1190, 1192, 1292, 1330, 1490, 1615, 2086, 2261, 2380, 2533, 2584, 2660, 2831, 2980, 3230, 4172, 4522, 4760, 5066, 5215, 5320, 5662, 5960, 6460, 8344, 9044, 10132, 10430, 11305, 11324, 12665, 12920, 14155, 17731, 18088, 19817, 20264, 20860, 22610, 22648, 25330, 28310, 35462, 39634, 41720, 45220, 48127, 50660, 56620, 70924, 79268, 88655, 90440, 96254, 99085, 101320, 113240, 141848, 158536, 177310, 192508, 198170, 240635, 336889, 354620, 385016, 396340, 481270, 673778, 709240, 792680, 962540, 1347556, 1684445, 1925080, 2695112, 3368890, 6737780, 13475560]

約数ペア:

[(1, 13475560), (2, 6737780), (4, 3368890), (5, 2695112), (7, 1925080), (8, 1684445), (10, 1347556), (14, 962540), (17, 792680), (19, 709240), (20, 673778), (28, 481270), (34, 396340), (35, 385016), (38, 354620), (40, 336889), (56, 240635), (68, 198170), (70, 192508), (76, 177310), (85, 158536), (95, 141848), (119, 113240), (133, 101320), (136, 99085), (140, 96254), (149, 90440), (152, 88655), (170, 79268), (190, 70924), (238, 56620), (266, 50660), (280, 48127), (298, 45220), (323, 41720), (340, 39634), (380, 35462), (476, 28310), (532, 25330), (595, 22648), (596, 22610), (646, 20860), (665, 20264), (680, 19817), (745, 18088), (760, 17731), (952, 14155), (1043, 12920), (1064, 12665), (1190, 11324), (1192, 11305), (1292, 10430), (1330, 10132), (1490, 9044), (1615, 8344), (2086, 6460), (2261, 5960), (2380, 5662), (2533, 5320), (2584, 5215), (2660, 5066), (2831, 4760), (2980, 4522), (3230, 4172)]