86418080

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 255467520

約数和(自身を除く): 169049440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 31, 32, 35, 38, 40, 56, 62, 70, 76, 80, 95, 112, 124, 131, 133, 140, 152, 155, 160, 190, 217, 224, 248, 262, 266, 280, 304, 310, 380, 434, 496, 524, 532, 560, 589, 608, 620, 655, 665, 760, 868, 917, 992, 1048, 1064, 1085, 1120, 1178, 1240, 1310, 1330, 1520, 1736, 1834, 2096, 2128, 2170, 2356, 2480, 2489, 2620, 2660, 2945, 3040, 3472, 3668, 4061, 4123, 4192, 4256, 4340, 4585, 4712, 4960, 4978, 5240, 5320, 5890, 6944, 7336, 8122, 8246, 8680, 9170, 9424, 9956, 10480, 10640, 11780, 12445, 14672, 16244, 16492, 17360, 17423, 18340, 18848, 19912, 20305, 20615, 20960, 21280, 23560, 24890, 28427, 29344, 32488, 32984, 34720, 34846, 36680, 39824, 40610, 41230, 47120, 49780, 56854, 64976, 65968, 69692, 73360, 77159, 79648, 81220, 82460, 87115, 94240, 99560, 113708, 129952, 131936, 139384, 142135, 146720, 154318, 162440, 164920, 174230, 199120, 227416, 278768, 284270, 308636, 324880, 329840, 348460, 385795, 398240, 454832, 540113, 557536, 568540, 617272, 649760, 659680, 696920, 771590, 909664, 1080226, 1137080, 1234544, 1393840, 1543180, 2160452, 2274160, 2469088, 2700565, 2787680, 3086360, 4320904, 4548320, 5401130, 6172720, 8641808, 10802260, 12345440, 17283616, 21604520, 43209040, 86418080]

約数ペア:

[(1, 86418080), (2, 43209040), (4, 21604520), (5, 17283616), (7, 12345440), (8, 10802260), (10, 8641808), (14, 6172720), (16, 5401130), (19, 4548320), (20, 4320904), (28, 3086360), (31, 2787680), (32, 2700565), (35, 2469088), (38, 2274160), (40, 2160452), (56, 1543180), (62, 1393840), (70, 1234544), (76, 1137080), (80, 1080226), (95, 909664), (112, 771590), (124, 696920), (131, 659680), (133, 649760), (140, 617272), (152, 568540), (155, 557536), (160, 540113), (190, 454832), (217, 398240), (224, 385795), (248, 348460), (262, 329840), (266, 324880), (280, 308636), (304, 284270), (310, 278768), (380, 227416), (434, 199120), (496, 174230), (524, 164920), (532, 162440), (560, 154318), (589, 146720), (608, 142135), (620, 139384), (655, 131936), (665, 129952), (760, 113708), (868, 99560), (917, 94240), (992, 87115), (1048, 82460), (1064, 81220), (1085, 79648), (1120, 77159), (1178, 73360), (1240, 69692), (1310, 65968), (1330, 64976), (1520, 56854), (1736, 49780), (1834, 47120), (2096, 41230), (2128, 40610), (2170, 39824), (2356, 36680), (2480, 34846), (2489, 34720), (2620, 32984), (2660, 32488), (2945, 29344), (3040, 28427), (3472, 24890), (3668, 23560), (4061, 21280), (4123, 20960), (4192, 20615), (4256, 20305), (4340, 19912), (4585, 18848), (4712, 18340), (4960, 17423), (4978, 17360), (5240, 16492), (5320, 16244), (5890, 14672), (6944, 12445), (7336, 11780), (8122, 10640), (8246, 10480), (8680, 9956), (9170, 9424)]