390910240

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:472

約数の個数: 192

約数和(自身を含む): 1143072000

約数和(自身を除く): 752161760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 343, 392, 419, 476, 490, 544, 560, 595, 680, 686, 784, 833, 838, 952, 980, 1120, 1190, 1360, 1372, 1568, 1666, 1676, 1715, 1904, 1960, 2095, 2380, 2720, 2744, 2933, 3332, 3352, 3430, 3808, 3920, 4165, 4190, 4760, 5488, 5831, 5866, 6664, 6704, 6860, 7123, 7840, 8330, 8380, 9520, 10976, 11662, 11732, 13328, 13408, 13720, 14246, 14665, 16660, 16760, 19040, 20531, 23324, 23464, 26656, 27440, 28492, 29155, 29330, 33320, 33520, 35615, 41062, 46648, 46928, 49861, 54880, 56984, 58310, 58660, 66640, 67040, 71230, 82124, 93296, 93856, 99722, 102655, 113968, 116620, 117320, 133280, 142460, 143717, 164248, 186592, 199444, 205310, 227936, 233240, 234640, 249305, 284920, 287434, 328496, 349027, 398888, 410620, 466480, 469280, 498610, 569840, 574868, 656992, 698054, 718585, 797776, 821240, 932960, 997220, 1139680, 1149736, 1396108, 1437170, 1595552, 1642480, 1745135, 1994440, 2299472, 2443189, 2792216, 2874340, 3284960, 3490270, 3988880, 4598944, 4886378, 5584432, 5748680, 6980540, 7977760, 9772756, 11168864, 11497360, 12215945, 13961080, 19545512, 22994720, 24431890, 27922160, 39091024, 48863780, 55844320, 78182048, 97727560, 195455120, 390910240]

約数ペア:

[(1, 390910240), (2, 195455120), (4, 97727560), (5, 78182048), (7, 55844320), (8, 48863780), (10, 39091024), (14, 27922160), (16, 24431890), (17, 22994720), (20, 19545512), (28, 13961080), (32, 12215945), (34, 11497360), (35, 11168864), (40, 9772756), (49, 7977760), (56, 6980540), (68, 5748680), (70, 5584432), (80, 4886378), (85, 4598944), (98, 3988880), (112, 3490270), (119, 3284960), (136, 2874340), (140, 2792216), (160, 2443189), (170, 2299472), (196, 1994440), (224, 1745135), (238, 1642480), (245, 1595552), (272, 1437170), (280, 1396108), (340, 1149736), (343, 1139680), (392, 997220), (419, 932960), (476, 821240), (490, 797776), (544, 718585), (560, 698054), (595, 656992), (680, 574868), (686, 569840), (784, 498610), (833, 469280), (838, 466480), (952, 410620), (980, 398888), (1120, 349027), (1190, 328496), (1360, 287434), (1372, 284920), (1568, 249305), (1666, 234640), (1676, 233240), (1715, 227936), (1904, 205310), (1960, 199444), (2095, 186592), (2380, 164248), (2720, 143717), (2744, 142460), (2933, 133280), (3332, 117320), (3352, 116620), (3430, 113968), (3808, 102655), (3920, 99722), (4165, 93856), (4190, 93296), (4760, 82124), (5488, 71230), (5831, 67040), (5866, 66640), (6664, 58660), (6704, 58310), (6860, 56984), (7123, 54880), (7840, 49861), (8330, 46928), (8380, 46648), (9520, 41062), (10976, 35615), (11662, 33520), (11732, 33320), (13328, 29330), (13408, 29155), (13720, 28492), (14246, 27440), (14665, 26656), (16660, 23464), (16760, 23324), (19040, 20531)]