61716720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:311

約数の個数: 160

約数和(自身を含む): 208986624

約数和(自身を除く): 147269904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 131, 151, 156, 195, 208, 240, 260, 262, 302, 312, 390, 393, 453, 520, 524, 604, 624, 655, 755, 780, 786, 906, 1040, 1048, 1208, 1310, 1510, 1560, 1572, 1703, 1812, 1963, 1965, 2096, 2265, 2416, 2620, 3020, 3120, 3144, 3406, 3624, 3926, 3930, 4530, 5109, 5240, 5889, 6040, 6288, 6812, 7248, 7852, 7860, 8515, 9060, 9815, 10218, 10480, 11778, 12080, 13624, 15704, 15720, 17030, 18120, 19630, 19781, 20436, 23556, 25545, 27248, 29445, 31408, 31440, 34060, 36240, 39260, 39562, 40872, 47112, 51090, 58890, 59343, 68120, 78520, 79124, 81744, 94224, 98905, 102180, 117780, 118686, 136240, 157040, 158248, 197810, 204360, 235560, 237372, 257153, 296715, 316496, 395620, 408720, 471120, 474744, 514306, 593430, 771459, 791240, 949488, 1028612, 1186860, 1285765, 1542918, 1582480, 2057224, 2373720, 2571530, 3085836, 3857295, 4114448, 4747440, 5143060, 6171672, 7714590, 10286120, 12343344, 15429180, 20572240, 30858360, 61716720]

約数ペア:

[(1, 61716720), (2, 30858360), (3, 20572240), (4, 15429180), (5, 12343344), (6, 10286120), (8, 7714590), (10, 6171672), (12, 5143060), (13, 4747440), (15, 4114448), (16, 3857295), (20, 3085836), (24, 2571530), (26, 2373720), (30, 2057224), (39, 1582480), (40, 1542918), (48, 1285765), (52, 1186860), (60, 1028612), (65, 949488), (78, 791240), (80, 771459), (104, 593430), (120, 514306), (130, 474744), (131, 471120), (151, 408720), (156, 395620), (195, 316496), (208, 296715), (240, 257153), (260, 237372), (262, 235560), (302, 204360), (312, 197810), (390, 158248), (393, 157040), (453, 136240), (520, 118686), (524, 117780), (604, 102180), (624, 98905), (655, 94224), (755, 81744), (780, 79124), (786, 78520), (906, 68120), (1040, 59343), (1048, 58890), (1208, 51090), (1310, 47112), (1510, 40872), (1560, 39562), (1572, 39260), (1703, 36240), (1812, 34060), (1963, 31440), (1965, 31408), (2096, 29445), (2265, 27248), (2416, 25545), (2620, 23556), (3020, 20436), (3120, 19781), (3144, 19630), (3406, 18120), (3624, 17030), (3926, 15720), (3930, 15704), (4530, 13624), (5109, 12080), (5240, 11778), (5889, 10480), (6040, 10218), (6288, 9815), (6812, 9060), (7248, 8515), (7852, 7860)]