74378920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 256

約数和(自身を含む): 232243200

約数和(自身を除く): 157864280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 40, 41, 44, 55, 56, 62, 70, 76, 77, 82, 88, 95, 110, 124, 133, 140, 152, 154, 155, 164, 190, 205, 209, 217, 220, 248, 266, 280, 287, 308, 310, 328, 341, 380, 385, 410, 418, 434, 440, 451, 532, 574, 589, 616, 620, 665, 682, 760, 770, 779, 820, 836, 868, 902, 1045, 1064, 1085, 1148, 1178, 1240, 1271, 1330, 1364, 1435, 1463, 1540, 1558, 1640, 1672, 1705, 1736, 1804, 2090, 2170, 2255, 2296, 2356, 2387, 2542, 2660, 2728, 2870, 2926, 2945, 3080, 3116, 3157, 3410, 3608, 3895, 4123, 4180, 4340, 4510, 4712, 4774, 5084, 5320, 5453, 5740, 5852, 5890, 6232, 6314, 6355, 6479, 6820, 7315, 7790, 8246, 8360, 8569, 8680, 8897, 9020, 9548, 10168, 10906, 11480, 11704, 11780, 11935, 12628, 12710, 12958, 13640, 13981, 14630, 15580, 15785, 16492, 17138, 17794, 18040, 19096, 20615, 21812, 23560, 23870, 24149, 25256, 25420, 25916, 27265, 27962, 29260, 31160, 31570, 32395, 32984, 34276, 35588, 41230, 42845, 43624, 44485, 45353, 47740, 48298, 50840, 51832, 54530, 55924, 58520, 59983, 63140, 64790, 68552, 69905, 71176, 82460, 85690, 88970, 90706, 95480, 96596, 97867, 109060, 111848, 119966, 120745, 126280, 129580, 139810, 164920, 169043, 171380, 177940, 181412, 193192, 195734, 218120, 226765, 239932, 241490, 259160, 265639, 279620, 299915, 338086, 342760, 355880, 362824, 391468, 453530, 479864, 482980, 489335, 531278, 559240, 599830, 676172, 782936, 845215, 907060, 965960, 978670, 1062556, 1199660, 1328195, 1352344, 1690430, 1814120, 1859473, 1957340, 2125112, 2399320, 2656390, 3380860, 3718946, 3914680, 5312780, 6761720, 7437892, 9297365, 10625560, 14875784, 18594730, 37189460, 74378920]

約数ペア:

[(1, 74378920), (2, 37189460), (4, 18594730), (5, 14875784), (7, 10625560), (8, 9297365), (10, 7437892), (11, 6761720), (14, 5312780), (19, 3914680), (20, 3718946), (22, 3380860), (28, 2656390), (31, 2399320), (35, 2125112), (38, 1957340), (40, 1859473), (41, 1814120), (44, 1690430), (55, 1352344), (56, 1328195), (62, 1199660), (70, 1062556), (76, 978670), (77, 965960), (82, 907060), (88, 845215), (95, 782936), (110, 676172), (124, 599830), (133, 559240), (140, 531278), (152, 489335), (154, 482980), (155, 479864), (164, 453530), (190, 391468), (205, 362824), (209, 355880), (217, 342760), (220, 338086), (248, 299915), (266, 279620), (280, 265639), (287, 259160), (308, 241490), (310, 239932), (328, 226765), (341, 218120), (380, 195734), (385, 193192), (410, 181412), (418, 177940), (434, 171380), (440, 169043), (451, 164920), (532, 139810), (574, 129580), (589, 126280), (616, 120745), (620, 119966), (665, 111848), (682, 109060), (760, 97867), (770, 96596), (779, 95480), (820, 90706), (836, 88970), (868, 85690), (902, 82460), (1045, 71176), (1064, 69905), (1085, 68552), (1148, 64790), (1178, 63140), (1240, 59983), (1271, 58520), (1330, 55924), (1364, 54530), (1435, 51832), (1463, 50840), (1540, 48298), (1558, 47740), (1640, 45353), (1672, 44485), (1705, 43624), (1736, 42845), (1804, 41230), (2090, 35588), (2170, 34276), (2255, 32984), (2296, 32395), (2356, 31570), (2387, 31160), (2542, 29260), (2660, 27962), (2728, 27265), (2870, 25916), (2926, 25420), (2945, 25256), (3080, 24149), (3116, 23870), (3157, 23560), (3410, 21812), (3608, 20615), (3895, 19096), (4123, 18040), (4180, 17794), (4340, 17138), (4510, 16492), (4712, 15785), (4774, 15580), (5084, 14630), (5320, 13981), (5453, 13640), (5740, 12958), (5852, 12710), (5890, 12628), (6232, 11935), (6314, 11780), (6355, 11704), (6479, 11480), (6820, 10906), (7315, 10168), (7790, 9548), (8246, 9020), (8360, 8897), (8569, 8680)]