245655541980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{449}}^1\times {\mathrm{11827}}^1$

素因数の和:12548

約数の個数: 144

約数和(自身を含む): 749784016800

約数和(自身を除く): 504128474820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 449, 514, 771, 898, 1028, 1285, 1347, 1542, 1796, 2245, 2313, 2570, 2694, 3084, 3855, 4041, 4490, 4626, 5140, 5388, 6735, 7710, 8082, 8980, 9252, 11565, 11827, 13470, 15420, 16164, 20205, 23130, 23654, 26940, 35481, 40410, 46260, 47308, 59135, 70962, 80820, 106443, 115393, 118270, 141924, 177405, 212886, 230786, 236540, 346179, 354810, 425772, 461572, 532215, 576965, 692358, 709620, 1038537, 1064430, 1153930, 1384716, 1730895, 2077074, 2128860, 2307860, 3039539, 3461790, 4154148, 5192685, 5310323, 6079078, 6923580, 9118617, 10385370, 10620646, 12158156, 15197695, 15930969, 18237234, 20770740, 21241292, 26551615, 27355851, 30395390, 31861938, 36474468, 45593085, 47792907, 53103230, 54711702, 60790780, 63723876, 79654845, 91186170, 95585814, 106206460, 109423404, 136779255, 159309690, 182372340, 191171628, 238964535, 273558510, 318619380, 477929070, 547117020, 955858140, 1364753011, 2729506022, 4094259033, 5459012044, 6823765055, 8188518066, 12282777099, 13647530110, 16377036132, 20471295165, 24565554198, 27295060220, 40942590330, 49131108396, 61413885495, 81885180660, 122827770990, 245655541980]

約数ペア:

[(1, 245655541980), (2, 122827770990), (3, 81885180660), (4, 61413885495), (5, 49131108396), (6, 40942590330), (9, 27295060220), (10, 24565554198), (12, 20471295165), (15, 16377036132), (18, 13647530110), (20, 12282777099), (30, 8188518066), (36, 6823765055), (45, 5459012044), (60, 4094259033), (90, 2729506022), (180, 1364753011), (257, 955858140), (449, 547117020), (514, 477929070), (771, 318619380), (898, 273558510), (1028, 238964535), (1285, 191171628), (1347, 182372340), (1542, 159309690), (1796, 136779255), (2245, 109423404), (2313, 106206460), (2570, 95585814), (2694, 91186170), (3084, 79654845), (3855, 63723876), (4041, 60790780), (4490, 54711702), (4626, 53103230), (5140, 47792907), (5388, 45593085), (6735, 36474468), (7710, 31861938), (8082, 30395390), (8980, 27355851), (9252, 26551615), (11565, 21241292), (11827, 20770740), (13470, 18237234), (15420, 15930969), (16164, 15197695), (20205, 12158156), (23130, 10620646), (23654, 10385370), (26940, 9118617), (35481, 6923580), (40410, 6079078), (46260, 5310323), (47308, 5192685), (59135, 4154148), (70962, 3461790), (80820, 3039539), (106443, 2307860), (115393, 2128860), (118270, 2077074), (141924, 1730895), (177405, 1384716), (212886, 1153930), (230786, 1064430), (236540, 1038537), (346179, 709620), (354810, 692358), (425772, 576965), (461572, 532215)]