61574220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 136558260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 107, 115, 138, 139, 180, 207, 214, 230, 276, 278, 321, 345, 414, 417, 428, 460, 535, 556, 642, 690, 695, 828, 834, 963, 1035, 1070, 1251, 1284, 1380, 1390, 1605, 1668, 1926, 2070, 2085, 2140, 2461, 2502, 2780, 3197, 3210, 3852, 4140, 4170, 4815, 4922, 5004, 6255, 6394, 6420, 7383, 8340, 9591, 9630, 9844, 12305, 12510, 12788, 14766, 14873, 15985, 19182, 19260, 22149, 24610, 25020, 28773, 29532, 29746, 31970, 36915, 38364, 44298, 44619, 47955, 49220, 57546, 59492, 63940, 73830, 74365, 88596, 89238, 95910, 110745, 115092, 133857, 143865, 147660, 148730, 178476, 191820, 221490, 223095, 267714, 287730, 297460, 342079, 442980, 446190, 535428, 575460, 669285, 684158, 892380, 1026237, 1338570, 1368316, 1710395, 2052474, 2677140, 3078711, 3420790, 4104948, 5131185, 6157422, 6841580, 10262370, 12314844, 15393555, 20524740, 30787110, 61574220]

約数ペア:

[(1, 61574220), (2, 30787110), (3, 20524740), (4, 15393555), (5, 12314844), (6, 10262370), (9, 6841580), (10, 6157422), (12, 5131185), (15, 4104948), (18, 3420790), (20, 3078711), (23, 2677140), (30, 2052474), (36, 1710395), (45, 1368316), (46, 1338570), (60, 1026237), (69, 892380), (90, 684158), (92, 669285), (107, 575460), (115, 535428), (138, 446190), (139, 442980), (180, 342079), (207, 297460), (214, 287730), (230, 267714), (276, 223095), (278, 221490), (321, 191820), (345, 178476), (414, 148730), (417, 147660), (428, 143865), (460, 133857), (535, 115092), (556, 110745), (642, 95910), (690, 89238), (695, 88596), (828, 74365), (834, 73830), (963, 63940), (1035, 59492), (1070, 57546), (1251, 49220), (1284, 47955), (1380, 44619), (1390, 44298), (1605, 38364), (1668, 36915), (1926, 31970), (2070, 29746), (2085, 29532), (2140, 28773), (2461, 25020), (2502, 24610), (2780, 22149), (3197, 19260), (3210, 19182), (3852, 15985), (4140, 14873), (4170, 14766), (4815, 12788), (4922, 12510), (5004, 12305), (6255, 9844), (6394, 9630), (6420, 9591), (7383, 8340)]