131399190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:255

約数の個数: 144

約数和(自身を含む): 379231632

約数和(自身を除く): 247832442

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 53, 65, 78, 90, 106, 117, 130, 159, 163, 169, 195, 234, 265, 318, 326, 338, 390, 477, 489, 507, 530, 585, 689, 795, 815, 845, 954, 978, 1014, 1170, 1378, 1467, 1521, 1590, 1630, 1690, 2067, 2119, 2385, 2445, 2535, 2934, 3042, 3445, 4134, 4238, 4770, 4890, 5070, 6201, 6357, 6890, 7335, 7605, 8639, 8957, 10335, 10595, 12402, 12714, 14670, 15210, 17278, 17914, 19071, 20670, 21190, 25917, 26871, 27547, 31005, 31785, 38142, 43195, 44785, 51834, 53742, 55094, 62010, 63570, 77751, 80613, 82641, 86390, 89570, 95355, 112307, 129585, 134355, 137735, 155502, 161226, 165282, 190710, 224614, 247923, 259170, 268710, 275470, 336921, 388755, 403065, 413205, 495846, 561535, 673842, 777510, 806130, 826410, 1010763, 1123070, 1239615, 1459991, 1684605, 2021526, 2479230, 2919982, 3369210, 4379973, 5053815, 7299955, 8759946, 10107630, 13139919, 14599910, 21899865, 26279838, 43799730, 65699595, 131399190]

約数ペア:

[(1, 131399190), (2, 65699595), (3, 43799730), (5, 26279838), (6, 21899865), (9, 14599910), (10, 13139919), (13, 10107630), (15, 8759946), (18, 7299955), (26, 5053815), (30, 4379973), (39, 3369210), (45, 2919982), (53, 2479230), (65, 2021526), (78, 1684605), (90, 1459991), (106, 1239615), (117, 1123070), (130, 1010763), (159, 826410), (163, 806130), (169, 777510), (195, 673842), (234, 561535), (265, 495846), (318, 413205), (326, 403065), (338, 388755), (390, 336921), (477, 275470), (489, 268710), (507, 259170), (530, 247923), (585, 224614), (689, 190710), (795, 165282), (815, 161226), (845, 155502), (954, 137735), (978, 134355), (1014, 129585), (1170, 112307), (1378, 95355), (1467, 89570), (1521, 86390), (1590, 82641), (1630, 80613), (1690, 77751), (2067, 63570), (2119, 62010), (2385, 55094), (2445, 53742), (2535, 51834), (2934, 44785), (3042, 43195), (3445, 38142), (4134, 31785), (4238, 31005), (4770, 27547), (4890, 26871), (5070, 25917), (6201, 21190), (6357, 20670), (6890, 19071), (7335, 17914), (7605, 17278), (8639, 15210), (8957, 14670), (10335, 12714), (10595, 12402)]