78248960

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:102

約数の個数: 176

約数和(自身を含む): 212232960

約数和(自身を除く): 133984000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 31, 32, 34, 40, 58, 62, 64, 68, 80, 85, 116, 124, 128, 136, 145, 155, 160, 170, 232, 248, 256, 272, 290, 310, 320, 340, 464, 493, 496, 512, 527, 544, 580, 620, 640, 680, 899, 928, 986, 992, 1024, 1054, 1088, 1160, 1240, 1280, 1360, 1798, 1856, 1972, 1984, 2108, 2176, 2320, 2465, 2480, 2560, 2635, 2720, 3596, 3712, 3944, 3968, 4216, 4352, 4495, 4640, 4930, 4960, 5120, 5270, 5440, 7192, 7424, 7888, 7936, 8432, 8704, 8990, 9280, 9860, 9920, 10540, 10880, 14384, 14848, 15283, 15776, 15872, 16864, 17408, 17980, 18560, 19720, 19840, 21080, 21760, 28768, 29696, 30566, 31552, 31744, 33728, 35960, 37120, 39440, 39680, 42160, 43520, 57536, 61132, 63104, 67456, 71920, 74240, 76415, 78880, 79360, 84320, 87040, 115072, 122264, 126208, 134912, 143840, 148480, 152830, 157760, 158720, 168640, 230144, 244528, 252416, 269824, 287680, 305660, 315520, 337280, 460288, 489056, 504832, 539648, 575360, 611320, 631040, 674560, 920576, 978112, 1150720, 1222640, 1262080, 1349120, 1956224, 2301440, 2445280, 2524160, 2698240, 3912448, 4602880, 4890560, 7824896, 9781120, 15649792, 19562240, 39124480, 78248960]

約数ペア:

[(1, 78248960), (2, 39124480), (4, 19562240), (5, 15649792), (8, 9781120), (10, 7824896), (16, 4890560), (17, 4602880), (20, 3912448), (29, 2698240), (31, 2524160), (32, 2445280), (34, 2301440), (40, 1956224), (58, 1349120), (62, 1262080), (64, 1222640), (68, 1150720), (80, 978112), (85, 920576), (116, 674560), (124, 631040), (128, 611320), (136, 575360), (145, 539648), (155, 504832), (160, 489056), (170, 460288), (232, 337280), (248, 315520), (256, 305660), (272, 287680), (290, 269824), (310, 252416), (320, 244528), (340, 230144), (464, 168640), (493, 158720), (496, 157760), (512, 152830), (527, 148480), (544, 143840), (580, 134912), (620, 126208), (640, 122264), (680, 115072), (899, 87040), (928, 84320), (986, 79360), (992, 78880), (1024, 76415), (1054, 74240), (1088, 71920), (1160, 67456), (1240, 63104), (1280, 61132), (1360, 57536), (1798, 43520), (1856, 42160), (1972, 39680), (1984, 39440), (2108, 37120), (2176, 35960), (2320, 33728), (2465, 31744), (2480, 31552), (2560, 30566), (2635, 29696), (2720, 28768), (3596, 21760), (3712, 21080), (3944, 19840), (3968, 19720), (4216, 18560), (4352, 17980), (4495, 17408), (4640, 16864), (4930, 15872), (4960, 15776), (5120, 15283), (5270, 14848), (5440, 14384), (7192, 10880), (7424, 10540), (7888, 9920), (7936, 9860), (8432, 9280), (8704, 8990)]