634653540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:498

約数の個数: 144

約数和(自身を含む): 1965669888

約数和(自身を除く): 1331016348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 163, 180, 194, 223, 291, 326, 388, 446, 485, 489, 582, 652, 669, 815, 873, 892, 970, 978, 1115, 1164, 1338, 1455, 1467, 1630, 1746, 1940, 1956, 2007, 2230, 2445, 2676, 2910, 2934, 3260, 3345, 3492, 4014, 4365, 4460, 4890, 5820, 5868, 6690, 7335, 8028, 8730, 9780, 10035, 13380, 14670, 15811, 17460, 20070, 21631, 29340, 31622, 36349, 40140, 43262, 47433, 63244, 64893, 72698, 79055, 86524, 94866, 108155, 109047, 129786, 142299, 145396, 158110, 181745, 189732, 194679, 216310, 218094, 237165, 259572, 284598, 316220, 324465, 327141, 363490, 389358, 432620, 436188, 474330, 545235, 569196, 648930, 654282, 711495, 726980, 778716, 948660, 973395, 1090470, 1297860, 1308564, 1422990, 1635705, 1946790, 2180940, 2845980, 3271410, 3525853, 3893580, 6542820, 7051706, 10577559, 14103412, 17629265, 21155118, 31732677, 35258530, 42310236, 52887795, 63465354, 70517060, 105775590, 126930708, 158663385, 211551180, 317326770, 634653540]

約数ペア:

[(1, 634653540), (2, 317326770), (3, 211551180), (4, 158663385), (5, 126930708), (6, 105775590), (9, 70517060), (10, 63465354), (12, 52887795), (15, 42310236), (18, 35258530), (20, 31732677), (30, 21155118), (36, 17629265), (45, 14103412), (60, 10577559), (90, 7051706), (97, 6542820), (163, 3893580), (180, 3525853), (194, 3271410), (223, 2845980), (291, 2180940), (326, 1946790), (388, 1635705), (446, 1422990), (485, 1308564), (489, 1297860), (582, 1090470), (652, 973395), (669, 948660), (815, 778716), (873, 726980), (892, 711495), (970, 654282), (978, 648930), (1115, 569196), (1164, 545235), (1338, 474330), (1455, 436188), (1467, 432620), (1630, 389358), (1746, 363490), (1940, 327141), (1956, 324465), (2007, 316220), (2230, 284598), (2445, 259572), (2676, 237165), (2910, 218094), (2934, 216310), (3260, 194679), (3345, 189732), (3492, 181745), (4014, 158110), (4365, 145396), (4460, 142299), (4890, 129786), (5820, 109047), (5868, 108155), (6690, 94866), (7335, 86524), (8028, 79055), (8730, 72698), (9780, 64893), (10035, 63244), (13380, 47433), (14670, 43262), (15811, 40140), (17460, 36349), (20070, 31622), (21631, 29340)]