120400140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{653}}^1$

素因数の和:1111

約数の個数: 96

約数和(自身を含む): 386749440

約数和(自身を除く): 266349300

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 439, 653, 878, 1306, 1317, 1756, 1959, 2195, 2612, 2634, 3073, 3265, 3918, 4390, 4571, 5268, 6146, 6530, 6585, 7836, 8780, 9142, 9219, 9795, 12292, 13060, 13170, 13713, 15365, 18284, 18438, 19590, 22855, 26340, 27426, 30730, 36876, 39180, 45710, 46095, 54852, 61460, 68565, 91420, 92190, 137130, 184380, 274260, 286667, 573334, 860001, 1146668, 1433335, 1720002, 2006669, 2866670, 3440004, 4013338, 4300005, 5733340, 6020007, 8026676, 8600010, 10033345, 12040014, 17200020, 20066690, 24080028, 30100035, 40133380, 60200070, 120400140]

約数ペア:

[(1, 120400140), (2, 60200070), (3, 40133380), (4, 30100035), (5, 24080028), (6, 20066690), (7, 17200020), (10, 12040014), (12, 10033345), (14, 8600010), (15, 8026676), (20, 6020007), (21, 5733340), (28, 4300005), (30, 4013338), (35, 3440004), (42, 2866670), (60, 2006669), (70, 1720002), (84, 1433335), (105, 1146668), (140, 860001), (210, 573334), (420, 286667), (439, 274260), (653, 184380), (878, 137130), (1306, 92190), (1317, 91420), (1756, 68565), (1959, 61460), (2195, 54852), (2612, 46095), (2634, 45710), (3073, 39180), (3265, 36876), (3918, 30730), (4390, 27426), (4571, 26340), (5268, 22855), (6146, 19590), (6530, 18438), (6585, 18284), (7836, 15365), (8780, 13713), (9142, 13170), (9219, 13060), (9795, 12292)]