225200080

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:346

約数の個数: 160

約数和(自身を含む): 633888000

約数和(自身を除く): 408687920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 196, 203, 232, 245, 280, 283, 290, 343, 392, 406, 464, 490, 560, 566, 580, 686, 784, 812, 980, 1015, 1132, 1160, 1372, 1415, 1421, 1624, 1715, 1960, 1981, 2030, 2264, 2320, 2744, 2830, 2842, 3248, 3430, 3920, 3962, 4060, 4528, 5488, 5660, 5684, 6860, 7105, 7924, 8120, 8207, 9905, 9947, 11320, 11368, 13720, 13867, 14210, 15848, 16240, 16414, 19810, 19894, 22640, 22736, 27440, 27734, 28420, 31696, 32828, 39620, 39788, 41035, 49735, 55468, 56840, 57449, 65656, 69335, 79240, 79576, 82070, 97069, 99470, 110936, 113680, 114898, 131312, 138670, 158480, 159152, 164140, 194138, 198940, 221872, 229796, 277340, 287245, 328280, 388276, 397880, 402143, 459592, 485345, 554680, 574490, 656560, 776552, 795760, 804286, 919184, 970690, 1109360, 1148980, 1553104, 1608572, 1941380, 2010715, 2297960, 2815001, 3217144, 3882760, 4021430, 4595920, 5630002, 6434288, 7765520, 8042860, 11260004, 14075005, 16085720, 22520008, 28150010, 32171440, 45040016, 56300020, 112600040, 225200080]

約数ペア:

[(1, 225200080), (2, 112600040), (4, 56300020), (5, 45040016), (7, 32171440), (8, 28150010), (10, 22520008), (14, 16085720), (16, 14075005), (20, 11260004), (28, 8042860), (29, 7765520), (35, 6434288), (40, 5630002), (49, 4595920), (56, 4021430), (58, 3882760), (70, 3217144), (80, 2815001), (98, 2297960), (112, 2010715), (116, 1941380), (140, 1608572), (145, 1553104), (196, 1148980), (203, 1109360), (232, 970690), (245, 919184), (280, 804286), (283, 795760), (290, 776552), (343, 656560), (392, 574490), (406, 554680), (464, 485345), (490, 459592), (560, 402143), (566, 397880), (580, 388276), (686, 328280), (784, 287245), (812, 277340), (980, 229796), (1015, 221872), (1132, 198940), (1160, 194138), (1372, 164140), (1415, 159152), (1421, 158480), (1624, 138670), (1715, 131312), (1960, 114898), (1981, 113680), (2030, 110936), (2264, 99470), (2320, 97069), (2744, 82070), (2830, 79576), (2842, 79240), (3248, 69335), (3430, 65656), (3920, 57449), (3962, 56840), (4060, 55468), (4528, 49735), (5488, 41035), (5660, 39788), (5684, 39620), (6860, 32828), (7105, 31696), (7924, 28420), (8120, 27734), (8207, 27440), (9905, 22736), (9947, 22640), (11320, 19894), (11368, 19810), (13720, 16414), (13867, 16240), (14210, 15848)]