818749680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:332

約数の個数: 320

約数和(自身を含む): 3047424000

約数和(自身を除く): 2228674320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 79, 80, 84, 93, 105, 112, 120, 124, 140, 155, 158, 168, 186, 199, 210, 217, 237, 240, 248, 280, 310, 316, 336, 372, 395, 398, 420, 434, 465, 474, 496, 553, 560, 597, 620, 632, 651, 744, 790, 796, 840, 868, 930, 948, 995, 1085, 1106, 1185, 1194, 1240, 1264, 1302, 1393, 1488, 1580, 1592, 1659, 1680, 1736, 1860, 1896, 1990, 2170, 2212, 2370, 2388, 2449, 2480, 2604, 2765, 2786, 2985, 3160, 3184, 3255, 3318, 3472, 3720, 3792, 3980, 4179, 4340, 4424, 4740, 4776, 4898, 5208, 5530, 5572, 5970, 6169, 6320, 6510, 6636, 6965, 7347, 7440, 7960, 8295, 8358, 8680, 8848, 9480, 9552, 9796, 10416, 11060, 11144, 11940, 12245, 12338, 13020, 13272, 13930, 14694, 15721, 15920, 16590, 16716, 17143, 17360, 18507, 18960, 19592, 20895, 22120, 22288, 23880, 24490, 24676, 26040, 26544, 27860, 29388, 30845, 31442, 33180, 33432, 34286, 36735, 37014, 39184, 41790, 43183, 44240, 47163, 47760, 48980, 49352, 51429, 52080, 55720, 58776, 61690, 62884, 66360, 66864, 68572, 73470, 74028, 78605, 83580, 85715, 86366, 92535, 94326, 97960, 98704, 102858, 110047, 111440, 117552, 123380, 125768, 129549, 132720, 137144, 146940, 148056, 157210, 167160, 171430, 172732, 185070, 188652, 195920, 205716, 215915, 220094, 235815, 246760, 251536, 257145, 259098, 274288, 293880, 296112, 314420, 330141, 334320, 342860, 345464, 370140, 377304, 411432, 431830, 440188, 471630, 487351, 493520, 514290, 518196, 550235, 587760, 628840, 647745, 660282, 685720, 690928, 740280, 754608, 822864, 863660, 880376, 943260, 974702, 1028580, 1036392, 1100470, 1257680, 1295490, 1320564, 1371440, 1462053, 1480560, 1650705, 1727320, 1760752, 1886520, 1949404, 2057160, 2072784, 2200940, 2436755, 2590980, 2641128, 2924106, 3301410, 3411457, 3454640, 3773040, 3898808, 4114320, 4401880, 4873510, 5181960, 5282256, 5848212, 6602820, 6822914, 7310265, 7797616, 8803760, 9747020, 10234371, 10363920, 11696424, 13205640, 13645828, 14620530, 17057285, 19494040, 20468742, 23392848, 26411280, 27291656, 29241060, 34114570, 38988080, 40937484, 51171855, 54583312, 58482120, 68229140, 81874968, 102343710, 116964240, 136458280, 163749936, 204687420, 272916560, 409374840, 818749680]

約数ペア:

[(1, 818749680), (2, 409374840), (3, 272916560), (4, 204687420), (5, 163749936), (6, 136458280), (7, 116964240), (8, 102343710), (10, 81874968), (12, 68229140), (14, 58482120), (15, 54583312), (16, 51171855), (20, 40937484), (21, 38988080), (24, 34114570), (28, 29241060), (30, 27291656), (31, 26411280), (35, 23392848), (40, 20468742), (42, 19494040), (48, 17057285), (56, 14620530), (60, 13645828), (62, 13205640), (70, 11696424), (79, 10363920), (80, 10234371), (84, 9747020), (93, 8803760), (105, 7797616), (112, 7310265), (120, 6822914), (124, 6602820), (140, 5848212), (155, 5282256), (158, 5181960), (168, 4873510), (186, 4401880), (199, 4114320), (210, 3898808), (217, 3773040), (237, 3454640), (240, 3411457), (248, 3301410), (280, 2924106), (310, 2641128), (316, 2590980), (336, 2436755), (372, 2200940), (395, 2072784), (398, 2057160), (420, 1949404), (434, 1886520), (465, 1760752), (474, 1727320), (496, 1650705), (553, 1480560), (560, 1462053), (597, 1371440), (620, 1320564), (632, 1295490), (651, 1257680), (744, 1100470), (790, 1036392), (796, 1028580), (840, 974702), (868, 943260), (930, 880376), (948, 863660), (995, 822864), (1085, 754608), (1106, 740280), (1185, 690928), (1194, 685720), (1240, 660282), (1264, 647745), (1302, 628840), (1393, 587760), (1488, 550235), (1580, 518196), (1592, 514290), (1659, 493520), (1680, 487351), (1736, 471630), (1860, 440188), (1896, 431830), (1990, 411432), (2170, 377304), (2212, 370140), (2370, 345464), (2388, 342860), (2449, 334320), (2480, 330141), (2604, 314420), (2765, 296112), (2786, 293880), (2985, 274288), (3160, 259098), (3184, 257145), (3255, 251536), (3318, 246760), (3472, 235815), (3720, 220094), (3792, 215915), (3980, 205716), (4179, 195920), (4340, 188652), (4424, 185070), (4740, 172732), (4776, 171430), (4898, 167160), (5208, 157210), (5530, 148056), (5572, 146940), (5970, 137144), (6169, 132720), (6320, 129549), (6510, 125768), (6636, 123380), (6965, 117552), (7347, 111440), (7440, 110047), (7960, 102858), (8295, 98704), (8358, 97960), (8680, 94326), (8848, 92535), (9480, 86366), (9552, 85715), (9796, 83580), (10416, 78605), (11060, 74028), (11144, 73470), (11940, 68572), (12245, 66864), (12338, 66360), (13020, 62884), (13272, 61690), (13930, 58776), (14694, 55720), (15721, 52080), (15920, 51429), (16590, 49352), (16716, 48980), (17143, 47760), (17360, 47163), (18507, 44240), (18960, 43183), (19592, 41790), (20895, 39184), (22120, 37014), (22288, 36735), (23880, 34286), (24490, 33432), (24676, 33180), (26040, 31442), (26544, 30845), (27860, 29388)]