18934620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 36948900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 43, 60, 82, 86, 123, 129, 164, 172, 179, 205, 215, 246, 258, 358, 410, 430, 492, 516, 537, 615, 645, 716, 820, 860, 895, 1074, 1230, 1290, 1763, 1790, 2148, 2460, 2580, 2685, 3526, 3580, 5289, 5370, 7052, 7339, 7697, 8815, 10578, 10740, 14678, 15394, 17630, 21156, 22017, 23091, 26445, 29356, 30788, 35260, 36695, 38485, 44034, 46182, 52890, 73390, 76970, 88068, 92364, 105780, 110085, 115455, 146780, 153940, 220170, 230910, 315577, 440340, 461820, 631154, 946731, 1262308, 1577885, 1893462, 3155770, 3786924, 4733655, 6311540, 9467310, 18934620]

約数ペア:

[(1, 18934620), (2, 9467310), (3, 6311540), (4, 4733655), (5, 3786924), (6, 3155770), (10, 1893462), (12, 1577885), (15, 1262308), (20, 946731), (30, 631154), (41, 461820), (43, 440340), (60, 315577), (82, 230910), (86, 220170), (123, 153940), (129, 146780), (164, 115455), (172, 110085), (179, 105780), (205, 92364), (215, 88068), (246, 76970), (258, 73390), (358, 52890), (410, 46182), (430, 44034), (492, 38485), (516, 36695), (537, 35260), (615, 30788), (645, 29356), (716, 26445), (820, 23091), (860, 22017), (895, 21156), (1074, 17630), (1230, 15394), (1290, 14678), (1763, 10740), (1790, 10578), (2148, 8815), (2460, 7697), (2580, 7339), (2685, 7052), (3526, 5370), (3580, 5289)]