1304895480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^5\times {\mathrm{647}}^1$

素因数の和:696

約数の個数: 192

約数和(自身を含む): 4574154240

約数和(自身を除く): 3269258760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 647, 686, 735, 840, 980, 1029, 1176, 1294, 1372, 1470, 1715, 1941, 1960, 2058, 2401, 2588, 2744, 2940, 3235, 3430, 3882, 4116, 4529, 4802, 5145, 5176, 5880, 6470, 6860, 7203, 7764, 8232, 9058, 9604, 9705, 10290, 12005, 12940, 13587, 13720, 14406, 15528, 16807, 18116, 19208, 19410, 20580, 22645, 24010, 25880, 27174, 28812, 31703, 33614, 36015, 36232, 38820, 41160, 45290, 48020, 50421, 54348, 57624, 63406, 67228, 67935, 72030, 77640, 84035, 90580, 95109, 96040, 100842, 108696, 126812, 134456, 135870, 144060, 158515, 168070, 181160, 190218, 201684, 221921, 252105, 253624, 271740, 288120, 317030, 336140, 380436, 403368, 443842, 475545, 504210, 543480, 634060, 665763, 672280, 760872, 887684, 951090, 1008420, 1109605, 1268120, 1331526, 1553447, 1775368, 1902180, 2016840, 2219210, 2663052, 3106894, 3328815, 3804360, 4438420, 4660341, 5326104, 6213788, 6657630, 7767235, 8876840, 9320682, 10874129, 12427576, 13315260, 15534470, 18641364, 21748258, 23301705, 26630520, 31068940, 32622387, 37282728, 43496516, 46603410, 54370645, 62137880, 65244774, 86993032, 93206820, 108741290, 130489548, 163111935, 186413640, 217482580, 260979096, 326223870, 434965160, 652447740, 1304895480]

約数ペア:

[(1, 1304895480), (2, 652447740), (3, 434965160), (4, 326223870), (5, 260979096), (6, 217482580), (7, 186413640), (8, 163111935), (10, 130489548), (12, 108741290), (14, 93206820), (15, 86993032), (20, 65244774), (21, 62137880), (24, 54370645), (28, 46603410), (30, 43496516), (35, 37282728), (40, 32622387), (42, 31068940), (49, 26630520), (56, 23301705), (60, 21748258), (70, 18641364), (84, 15534470), (98, 13315260), (105, 12427576), (120, 10874129), (140, 9320682), (147, 8876840), (168, 7767235), (196, 6657630), (210, 6213788), (245, 5326104), (280, 4660341), (294, 4438420), (343, 3804360), (392, 3328815), (420, 3106894), (490, 2663052), (588, 2219210), (647, 2016840), (686, 1902180), (735, 1775368), (840, 1553447), (980, 1331526), (1029, 1268120), (1176, 1109605), (1294, 1008420), (1372, 951090), (1470, 887684), (1715, 760872), (1941, 672280), (1960, 665763), (2058, 634060), (2401, 543480), (2588, 504210), (2744, 475545), (2940, 443842), (3235, 403368), (3430, 380436), (3882, 336140), (4116, 317030), (4529, 288120), (4802, 271740), (5145, 253624), (5176, 252105), (5880, 221921), (6470, 201684), (6860, 190218), (7203, 181160), (7764, 168070), (8232, 158515), (9058, 144060), (9604, 135870), (9705, 134456), (10290, 126812), (12005, 108696), (12940, 100842), (13587, 96040), (13720, 95109), (14406, 90580), (15528, 84035), (16807, 77640), (18116, 72030), (19208, 67935), (19410, 67228), (20580, 63406), (22645, 57624), (24010, 54348), (25880, 50421), (27174, 48020), (28812, 45290), (31703, 41160), (33614, 38820), (36015, 36232)]