15511080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 51246720

約数和(自身を除く): 35735640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 163, 183, 195, 244, 260, 305, 312, 326, 366, 390, 488, 489, 520, 610, 652, 732, 780, 793, 815, 915, 978, 1220, 1304, 1464, 1560, 1586, 1630, 1830, 1956, 2119, 2379, 2440, 2445, 3172, 3260, 3660, 3912, 3965, 4238, 4758, 4890, 6344, 6357, 6520, 7320, 7930, 8476, 9516, 9780, 9943, 10595, 11895, 12714, 15860, 16952, 19032, 19560, 19886, 21190, 23790, 25428, 29829, 31720, 31785, 39772, 42380, 47580, 49715, 50856, 59658, 63570, 79544, 84760, 95160, 99430, 119316, 127140, 129259, 149145, 198860, 238632, 254280, 258518, 298290, 387777, 397720, 517036, 596580, 646295, 775554, 1034072, 1193160, 1292590, 1551108, 1938885, 2585180, 3102216, 3877770, 5170360, 7755540, 15511080]

約数ペア:

[(1, 15511080), (2, 7755540), (3, 5170360), (4, 3877770), (5, 3102216), (6, 2585180), (8, 1938885), (10, 1551108), (12, 1292590), (13, 1193160), (15, 1034072), (20, 775554), (24, 646295), (26, 596580), (30, 517036), (39, 397720), (40, 387777), (52, 298290), (60, 258518), (61, 254280), (65, 238632), (78, 198860), (104, 149145), (120, 129259), (122, 127140), (130, 119316), (156, 99430), (163, 95160), (183, 84760), (195, 79544), (244, 63570), (260, 59658), (305, 50856), (312, 49715), (326, 47580), (366, 42380), (390, 39772), (488, 31785), (489, 31720), (520, 29829), (610, 25428), (652, 23790), (732, 21190), (780, 19886), (793, 19560), (815, 19032), (915, 16952), (978, 15860), (1220, 12714), (1304, 11895), (1464, 10595), (1560, 9943), (1586, 9780), (1630, 9516), (1830, 8476), (1956, 7930), (2119, 7320), (2379, 6520), (2440, 6357), (2445, 6344), (3172, 4890), (3260, 4758), (3660, 4238), (3912, 3965)]