30797460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:254

約数の個数: 144

約数和(自身を含む): 100324224

約数和(自身を除く): 69526764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 43, 45, 46, 60, 69, 86, 90, 92, 115, 129, 138, 172, 173, 180, 207, 215, 230, 258, 276, 345, 346, 387, 414, 430, 460, 516, 519, 645, 690, 692, 774, 828, 860, 865, 989, 1035, 1038, 1290, 1380, 1548, 1557, 1730, 1935, 1978, 2070, 2076, 2580, 2595, 2967, 3114, 3460, 3870, 3956, 3979, 4140, 4945, 5190, 5934, 6228, 7439, 7740, 7785, 7958, 8901, 9890, 10380, 11868, 11937, 14835, 14878, 15570, 15916, 17802, 19780, 19895, 22317, 23874, 29670, 29756, 31140, 35604, 35811, 37195, 39790, 44505, 44634, 47748, 59340, 59685, 66951, 71622, 74390, 79580, 89010, 89268, 111585, 119370, 133902, 143244, 148780, 171097, 178020, 179055, 223170, 238740, 267804, 334755, 342194, 358110, 446340, 513291, 669510, 684388, 716220, 855485, 1026582, 1339020, 1539873, 1710970, 2053164, 2566455, 3079746, 3421940, 5132910, 6159492, 7699365, 10265820, 15398730, 30797460]

約数ペア:

[(1, 30797460), (2, 15398730), (3, 10265820), (4, 7699365), (5, 6159492), (6, 5132910), (9, 3421940), (10, 3079746), (12, 2566455), (15, 2053164), (18, 1710970), (20, 1539873), (23, 1339020), (30, 1026582), (36, 855485), (43, 716220), (45, 684388), (46, 669510), (60, 513291), (69, 446340), (86, 358110), (90, 342194), (92, 334755), (115, 267804), (129, 238740), (138, 223170), (172, 179055), (173, 178020), (180, 171097), (207, 148780), (215, 143244), (230, 133902), (258, 119370), (276, 111585), (345, 89268), (346, 89010), (387, 79580), (414, 74390), (430, 71622), (460, 66951), (516, 59685), (519, 59340), (645, 47748), (690, 44634), (692, 44505), (774, 39790), (828, 37195), (860, 35811), (865, 35604), (989, 31140), (1035, 29756), (1038, 29670), (1290, 23874), (1380, 22317), (1548, 19895), (1557, 19780), (1730, 17802), (1935, 15916), (1978, 15570), (2070, 14878), (2076, 14835), (2580, 11937), (2595, 11868), (2967, 10380), (3114, 9890), (3460, 8901), (3870, 7958), (3956, 7785), (3979, 7740), (4140, 7439), (4945, 6228), (5190, 5934)]