68410914390

素因数分解:

$2^1\times 3^4\times 5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:144

約数の個数: 960

約数和(自身を含む): 244883865600

約数和(自身を除く): 176472951210

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 31, 35, 39, 42, 45, 47, 49, 54, 62, 63, 65, 70, 78, 81, 90, 91, 93, 94, 98, 105, 117, 126, 130, 135, 141, 147, 155, 162, 169, 182, 186, 189, 195, 210, 217, 234, 235, 245, 270, 273, 279, 282, 294, 310, 315, 329, 338, 343, 351, 378, 390, 403, 405, 423, 434, 441, 455, 465, 470, 490, 507, 546, 558, 567, 585, 611, 630, 637, 651, 658, 686, 702, 705, 735, 806, 810, 819, 837, 845, 846, 882, 910, 930, 945, 987, 1014, 1029, 1053, 1085, 1134, 1170, 1183, 1209, 1222, 1269, 1274, 1302, 1323, 1365, 1395, 1410, 1457, 1470, 1519, 1521, 1638, 1645, 1674, 1690, 1715, 1755, 1833, 1890, 1911, 1953, 1974, 2015, 2058, 2106, 2115, 2170, 2205, 2303, 2366, 2418, 2457, 2511, 2535, 2538, 2646, 2730, 2790, 2821, 2835, 2914, 2961, 3038, 3042, 3055, 3087, 3185, 3255, 3290, 3430, 3510, 3549, 3627, 3666, 3807, 3822, 3906, 3969, 4030, 4095, 4185, 4230, 4277, 4371, 4410, 4459, 4557, 4563, 4606, 4914, 4935, 5022, 5070, 5145, 5239, 5265, 5499, 5642, 5670, 5733, 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約数ペア:

[(1, 68410914390), (2, 34205457195), (3, 22803638130), (5, 13682182878), (6, 11401819065), (7, 9772987770), (9, 7601212710), (10, 6841091439), (13, 5262378030), (14, 4886493885), (15, 4560727626), (18, 3800606355), (21, 3257662590), (26, 2631189015), (27, 2533737570), (30, 2280363813), (31, 2206803690), (35, 1954597554), (39, 1754126010), (42, 1628831295), (45, 1520242542), (47, 1455551370), (49, 1396141110), (54, 1266868785), (62, 1103401845), (63, 1085887530), (65, 1052475606), (70, 977298777), (78, 877063005), (81, 844579190), (90, 760121271), (91, 751768290), (93, 735601230), (94, 727775685), (98, 698070555), (105, 651532518), (117, 584708670), (126, 542943765), (130, 526237803), (135, 506747514), (141, 485183790), (147, 465380370), (155, 441360738), (162, 422289595), (169, 404798310), (182, 375884145), (186, 367800615), (189, 361962510), (195, 350825202), (210, 325766259), (217, 315257670), (234, 292354335), (235, 291110274), (245, 279228222), (270, 253373757), (273, 250589430), (279, 245200410), (282, 242591895), (294, 232690185), (310, 220680369), (315, 217177506), (329, 207935910), (338, 202399155), (343, 199448730), (351, 194902890), (378, 180981255), (390, 175412601), (403, 169754130), (405, 168915838), (423, 161727930), (434, 157628835), (441, 155126790), (455, 150353658), (465, 147120246), (470, 145555137), (490, 139614111), (507, 134932770), (546, 125294715), (558, 122600205), (567, 120654170), (585, 116941734), (611, 111965490), (630, 108588753), (637, 107395470), (651, 105085890), (658, 103967955), (686, 99724365), (702, 97451445), (705, 97036758), (735, 93076074), (806, 84877065), (810, 84457919), (819, 83529810), (837, 81733470), (845, 80959662), (846, 80863965), (882, 77563395), (910, 75176829), (930, 73560123), (945, 72392502), (987, 69311970), (1014, 67466385), (1029, 66482910), (1053, 64967630), (1085, 63051534), (1134, 60327085), (1170, 58470867), (1183, 57828330), (1209, 56584710), (1222, 55982745), (1269, 53909310), (1274, 53697735), (1302, 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