245817960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2939}}^1$

素因数の和:3011

約数の個数: 128

約数和(自身を含む): 800150400

約数和(自身を除く): 554332440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 41, 51, 60, 68, 82, 85, 102, 120, 123, 136, 164, 170, 204, 205, 246, 255, 328, 340, 408, 410, 492, 510, 615, 680, 697, 820, 984, 1020, 1230, 1394, 1640, 2040, 2091, 2460, 2788, 2939, 3485, 4182, 4920, 5576, 5878, 6970, 8364, 8817, 10455, 11756, 13940, 14695, 16728, 17634, 20910, 23512, 27880, 29390, 35268, 41820, 44085, 49963, 58780, 70536, 83640, 88170, 99926, 117560, 120499, 149889, 176340, 199852, 240998, 249815, 299778, 352680, 361497, 399704, 481996, 499630, 599556, 602495, 722994, 749445, 963992, 999260, 1199112, 1204990, 1445988, 1498890, 1807485, 1998520, 2048483, 2409980, 2891976, 2997780, 3614970, 4096966, 4819960, 5995560, 6145449, 7229940, 8193932, 10242415, 12290898, 14459880, 16387864, 20484830, 24581796, 30727245, 40969660, 49163592, 61454490, 81939320, 122908980, 245817960]

約数ペア:

[(1, 245817960), (2, 122908980), (3, 81939320), (4, 61454490), (5, 49163592), (6, 40969660), (8, 30727245), (10, 24581796), (12, 20484830), (15, 16387864), (17, 14459880), (20, 12290898), (24, 10242415), (30, 8193932), (34, 7229940), (40, 6145449), (41, 5995560), (51, 4819960), (60, 4096966), (68, 3614970), (82, 2997780), (85, 2891976), (102, 2409980), (120, 2048483), (123, 1998520), (136, 1807485), (164, 1498890), (170, 1445988), (204, 1204990), (205, 1199112), (246, 999260), (255, 963992), (328, 749445), (340, 722994), (408, 602495), (410, 599556), (492, 499630), (510, 481996), (615, 399704), (680, 361497), (697, 352680), (820, 299778), (984, 249815), (1020, 240998), (1230, 199852), (1394, 176340), (1640, 149889), (2040, 120499), (2091, 117560), (2460, 99926), (2788, 88170), (2939, 83640), (3485, 70536), (4182, 58780), (4920, 49963), (5576, 44085), (5878, 41820), (6970, 35268), (8364, 29390), (8817, 27880), (10455, 23512), (11756, 20910), (13940, 17634), (14695, 16728)]