2648940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 9307872

約数和(自身を除く): 6658932

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 53, 60, 68, 70, 84, 85, 98, 102, 105, 106, 119, 140, 147, 159, 170, 196, 204, 210, 212, 238, 245, 255, 265, 294, 318, 340, 357, 371, 420, 476, 490, 510, 530, 588, 595, 636, 714, 735, 742, 795, 833, 901, 980, 1020, 1060, 1113, 1190, 1428, 1470, 1484, 1590, 1666, 1785, 1802, 1855, 2226, 2380, 2499, 2597, 2703, 2940, 3180, 3332, 3570, 3604, 3710, 4165, 4452, 4505, 4998, 5194, 5406, 5565, 6307, 7140, 7420, 7791, 8330, 9010, 9996, 10388, 10812, 11130, 12495, 12614, 12985, 13515, 15582, 16660, 18020, 18921, 22260, 24990, 25228, 25970, 27030, 31164, 31535, 37842, 38955, 44149, 49980, 51940, 54060, 63070, 75684, 77910, 88298, 94605, 126140, 132447, 155820, 176596, 189210, 220745, 264894, 378420, 441490, 529788, 662235, 882980, 1324470, 2648940]

約数ペア:

[(1, 2648940), (2, 1324470), (3, 882980), (4, 662235), (5, 529788), (6, 441490), (7, 378420), (10, 264894), (12, 220745), (14, 189210), (15, 176596), (17, 155820), (20, 132447), (21, 126140), (28, 94605), (30, 88298), (34, 77910), (35, 75684), (42, 63070), (49, 54060), (51, 51940), (53, 49980), (60, 44149), (68, 38955), (70, 37842), (84, 31535), (85, 31164), (98, 27030), (102, 25970), (105, 25228), (106, 24990), (119, 22260), (140, 18921), (147, 18020), (159, 16660), (170, 15582), (196, 13515), (204, 12985), (210, 12614), (212, 12495), (238, 11130), (245, 10812), (255, 10388), (265, 9996), (294, 9010), (318, 8330), (340, 7791), (357, 7420), (371, 7140), (420, 6307), (476, 5565), (490, 5406), (510, 5194), (530, 4998), (588, 4505), (595, 4452), (636, 4165), (714, 3710), (735, 3604), (742, 3570), (795, 3332), (833, 3180), (901, 2940), (980, 2703), (1020, 2597), (1060, 2499), (1113, 2380), (1190, 2226), (1428, 1855), (1470, 1802), (1484, 1785), (1590, 1666)]