131483460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:477

約数の個数: 96

約数和(自身を含む): 378846720

約数和(自身を除く): 247363260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 173, 212, 239, 265, 318, 346, 478, 519, 530, 636, 692, 717, 795, 865, 956, 1038, 1060, 1195, 1434, 1590, 1730, 2076, 2390, 2595, 2868, 3180, 3460, 3585, 4780, 5190, 7170, 9169, 10380, 12667, 14340, 18338, 25334, 27507, 36676, 38001, 41347, 45845, 50668, 55014, 63335, 76002, 82694, 91690, 110028, 124041, 126670, 137535, 152004, 165388, 183380, 190005, 206735, 248082, 253340, 275070, 380010, 413470, 496164, 550140, 620205, 760020, 826940, 1240410, 2191391, 2480820, 4382782, 6574173, 8765564, 10956955, 13148346, 21913910, 26296692, 32870865, 43827820, 65741730, 131483460]

約数ペア:

[(1, 131483460), (2, 65741730), (3, 43827820), (4, 32870865), (5, 26296692), (6, 21913910), (10, 13148346), (12, 10956955), (15, 8765564), (20, 6574173), (30, 4382782), (53, 2480820), (60, 2191391), (106, 1240410), (159, 826940), (173, 760020), (212, 620205), (239, 550140), (265, 496164), (318, 413470), (346, 380010), (478, 275070), (519, 253340), (530, 248082), (636, 206735), (692, 190005), (717, 183380), (795, 165388), (865, 152004), (956, 137535), (1038, 126670), (1060, 124041), (1195, 110028), (1434, 91690), (1590, 82694), (1730, 76002), (2076, 63335), (2390, 55014), (2595, 50668), (2868, 45845), (3180, 41347), (3460, 38001), (3585, 36676), (4780, 27507), (5190, 25334), (7170, 18338), (9169, 14340), (10380, 12667)]