66939210

素因数分解:

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

素因数の和:211

約数の個数: 144

約数和(自身を含む): 196638624

約数和(自身を除く): 129699414

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 30, 39, 45, 54, 65, 78, 81, 90, 117, 130, 135, 162, 163, 169, 195, 234, 243, 270, 326, 338, 351, 390, 405, 486, 489, 507, 585, 702, 810, 815, 845, 978, 1014, 1053, 1170, 1215, 1467, 1521, 1630, 1690, 1755, 2106, 2119, 2430, 2445, 2535, 2934, 3042, 3159, 3510, 4238, 4401, 4563, 4890, 5070, 5265, 6318, 6357, 7335, 7605, 8802, 9126, 10530, 10595, 12714, 13203, 13689, 14670, 15210, 15795, 19071, 21190, 22005, 22815, 26406, 27378, 27547, 31590, 31785, 38142, 39609, 41067, 44010, 45630, 55094, 57213, 63570, 66015, 68445, 79218, 82134, 82641, 95355, 114426, 132030, 136890, 137735, 165282, 171639, 190710, 198045, 205335, 247923, 275470, 286065, 343278, 396090, 410670, 413205, 495846, 514917, 572130, 743769, 826410, 858195, 1029834, 1239615, 1487538, 1716390, 2231307, 2479230, 2574585, 3718845, 4462614, 5149170, 6693921, 7437690, 11156535, 13387842, 22313070, 33469605, 66939210]

約数ペア:

[(1, 66939210), (2, 33469605), (3, 22313070), (5, 13387842), (6, 11156535), (9, 7437690), (10, 6693921), (13, 5149170), (15, 4462614), (18, 3718845), (26, 2574585), (27, 2479230), (30, 2231307), (39, 1716390), (45, 1487538), (54, 1239615), (65, 1029834), (78, 858195), (81, 826410), (90, 743769), (117, 572130), (130, 514917), (135, 495846), (162, 413205), (163, 410670), (169, 396090), (195, 343278), (234, 286065), (243, 275470), (270, 247923), (326, 205335), (338, 198045), (351, 190710), (390, 171639), (405, 165282), (486, 137735), (489, 136890), (507, 132030), (585, 114426), (702, 95355), (810, 82641), (815, 82134), (845, 79218), (978, 68445), (1014, 66015), (1053, 63570), (1170, 57213), (1215, 55094), (1467, 45630), (1521, 44010), (1630, 41067), (1690, 39609), (1755, 38142), (2106, 31785), (2119, 31590), (2430, 27547), (2445, 27378), (2535, 26406), (2934, 22815), (3042, 22005), (3159, 21190), (3510, 19071), (4238, 15795), (4401, 15210), (4563, 14670), (4890, 13689), (5070, 13203), (5265, 12714), (6318, 10595), (6357, 10530), (7335, 9126), (7605, 8802)]