868140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 3302208

約数和(自身を除く): 2434068

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 53, 60, 63, 65, 70, 78, 84, 90, 91, 105, 106, 117, 126, 130, 140, 156, 159, 180, 182, 195, 210, 212, 234, 252, 260, 265, 273, 315, 318, 364, 371, 390, 420, 455, 468, 477, 530, 546, 585, 630, 636, 689, 742, 780, 795, 819, 910, 954, 1060, 1092, 1113, 1170, 1260, 1365, 1378, 1484, 1590, 1638, 1820, 1855, 1908, 2067, 2226, 2340, 2385, 2730, 2756, 3180, 3276, 3339, 3445, 3710, 4095, 4134, 4452, 4770, 4823, 5460, 5565, 6201, 6678, 6890, 7420, 8190, 8268, 9540, 9646, 10335, 11130, 12402, 13356, 13780, 14469, 16380, 16695, 19292, 20670, 22260, 24115, 24804, 28938, 31005, 33390, 41340, 43407, 48230, 57876, 62010, 66780, 72345, 86814, 96460, 124020, 144690, 173628, 217035, 289380, 434070, 868140]

約数ペア:

[(1, 868140), (2, 434070), (3, 289380), (4, 217035), (5, 173628), (6, 144690), (7, 124020), (9, 96460), (10, 86814), (12, 72345), (13, 66780), (14, 62010), (15, 57876), (18, 48230), (20, 43407), (21, 41340), (26, 33390), (28, 31005), (30, 28938), (35, 24804), (36, 24115), (39, 22260), (42, 20670), (45, 19292), (52, 16695), (53, 16380), (60, 14469), (63, 13780), (65, 13356), (70, 12402), (78, 11130), (84, 10335), (90, 9646), (91, 9540), (105, 8268), (106, 8190), (117, 7420), (126, 6890), (130, 6678), (140, 6201), (156, 5565), (159, 5460), (180, 4823), (182, 4770), (195, 4452), (210, 4134), (212, 4095), (234, 3710), (252, 3445), (260, 3339), (265, 3276), (273, 3180), (315, 2756), (318, 2730), (364, 2385), (371, 2340), (390, 2226), (420, 2067), (455, 1908), (468, 1855), (477, 1820), (530, 1638), (546, 1590), (585, 1484), (630, 1378), (636, 1365), (689, 1260), (742, 1170), (780, 1113), (795, 1092), (819, 1060), (910, 954)]