90978540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:431

約数の個数: 96

約数和(自身を含む): 263450880

約数和(自身を除く): 172472340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 179, 197, 215, 258, 358, 394, 430, 516, 537, 591, 645, 716, 788, 860, 895, 985, 1074, 1182, 1290, 1790, 1970, 2148, 2364, 2580, 2685, 2955, 3580, 3940, 5370, 5910, 7697, 8471, 10740, 11820, 15394, 16942, 23091, 25413, 30788, 33884, 35263, 38485, 42355, 46182, 50826, 70526, 76970, 84710, 92364, 101652, 105789, 115455, 127065, 141052, 153940, 169420, 176315, 211578, 230910, 254130, 352630, 423156, 461820, 508260, 528945, 705260, 1057890, 1516309, 2115780, 3032618, 4548927, 6065236, 7581545, 9097854, 15163090, 18195708, 22744635, 30326180, 45489270, 90978540]

約数ペア:

[(1, 90978540), (2, 45489270), (3, 30326180), (4, 22744635), (5, 18195708), (6, 15163090), (10, 9097854), (12, 7581545), (15, 6065236), (20, 4548927), (30, 3032618), (43, 2115780), (60, 1516309), (86, 1057890), (129, 705260), (172, 528945), (179, 508260), (197, 461820), (215, 423156), (258, 352630), (358, 254130), (394, 230910), (430, 211578), (516, 176315), (537, 169420), (591, 153940), (645, 141052), (716, 127065), (788, 115455), (860, 105789), (895, 101652), (985, 92364), (1074, 84710), (1182, 76970), (1290, 70526), (1790, 50826), (1970, 46182), (2148, 42355), (2364, 38485), (2580, 35263), (2685, 33884), (2955, 30788), (3580, 25413), (3940, 23091), (5370, 16942), (5910, 15394), (7697, 11820), (8471, 10740)]