12345874920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{261787}}^1$

素因数の和:261935

約数の個数: 96

約数和(自身を含む): 40430538720

約数和(自身を除く): 28084663800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 131, 180, 262, 360, 393, 524, 655, 786, 1048, 1179, 1310, 1572, 1965, 2358, 2620, 3144, 3930, 4716, 5240, 5895, 7860, 9432, 11790, 15720, 23580, 47160, 261787, 523574, 785361, 1047148, 1308935, 1570722, 2094296, 2356083, 2617870, 3141444, 3926805, 4712166, 5235740, 6282888, 7853610, 9424332, 10471480, 11780415, 15707220, 18848664, 23560830, 31414440, 34294097, 47121660, 68588194, 94243320, 102882291, 137176388, 171470485, 205764582, 274352776, 308646873, 342940970, 411529164, 514411455, 617293746, 685881940, 823058328, 1028822910, 1234587492, 1371763880, 1543234365, 2057645820, 2469174984, 3086468730, 4115291640, 6172937460, 12345874920]

約数ペア:

[(1, 12345874920), (2, 6172937460), (3, 4115291640), (4, 3086468730), (5, 2469174984), (6, 2057645820), (8, 1543234365), (9, 1371763880), (10, 1234587492), (12, 1028822910), (15, 823058328), (18, 685881940), (20, 617293746), (24, 514411455), (30, 411529164), (36, 342940970), (40, 308646873), (45, 274352776), (60, 205764582), (72, 171470485), (90, 137176388), (120, 102882291), (131, 94243320), (180, 68588194), (262, 47121660), (360, 34294097), (393, 31414440), (524, 23560830), (655, 18848664), (786, 15707220), (1048, 11780415), (1179, 10471480), (1310, 9424332), (1572, 7853610), (1965, 6282888), (2358, 5235740), (2620, 4712166), (3144, 3926805), (3930, 3141444), (4716, 2617870), (5240, 2356083), (5895, 2094296), (7860, 1570722), (9432, 1308935), (11790, 1047148), (15720, 785361), (23580, 523574), (47160, 261787)]