61861950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 178738560

約数和(自身を除く): 116876610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 43, 45, 46, 50, 69, 75, 86, 90, 115, 129, 138, 139, 150, 207, 215, 225, 230, 258, 278, 345, 387, 414, 417, 430, 450, 575, 645, 690, 695, 774, 834, 989, 1035, 1075, 1150, 1251, 1290, 1390, 1725, 1935, 1978, 2070, 2085, 2150, 2502, 2967, 3197, 3225, 3450, 3475, 3870, 4170, 4945, 5175, 5934, 5977, 6255, 6394, 6450, 6950, 8901, 9591, 9675, 9890, 10350, 10425, 11954, 12510, 14835, 15985, 17802, 17931, 19182, 19350, 20850, 24725, 28773, 29670, 29885, 31275, 31970, 35862, 44505, 47955, 49450, 53793, 57546, 59770, 62550, 74175, 79925, 89010, 89655, 95910, 107586, 137471, 143865, 148350, 149425, 159850, 179310, 222525, 239775, 268965, 274942, 287730, 298850, 412413, 445050, 448275, 479550, 537930, 687355, 719325, 824826, 896550, 1237239, 1344825, 1374710, 1438650, 2062065, 2474478, 2689650, 3436775, 4124130, 6186195, 6873550, 10310325, 12372390, 20620650, 30930975, 61861950]

約数ペア:

[(1, 61861950), (2, 30930975), (3, 20620650), (5, 12372390), (6, 10310325), (9, 6873550), (10, 6186195), (15, 4124130), (18, 3436775), (23, 2689650), (25, 2474478), (30, 2062065), (43, 1438650), (45, 1374710), (46, 1344825), (50, 1237239), (69, 896550), (75, 824826), (86, 719325), (90, 687355), (115, 537930), (129, 479550), (138, 448275), (139, 445050), (150, 412413), (207, 298850), (215, 287730), (225, 274942), (230, 268965), (258, 239775), (278, 222525), (345, 179310), (387, 159850), (414, 149425), (417, 148350), (430, 143865), (450, 137471), (575, 107586), (645, 95910), (690, 89655), (695, 89010), (774, 79925), (834, 74175), (989, 62550), (1035, 59770), (1075, 57546), (1150, 53793), (1251, 49450), (1290, 47955), (1390, 44505), (1725, 35862), (1935, 31970), (1978, 31275), (2070, 29885), (2085, 29670), (2150, 28773), (2502, 24725), (2967, 20850), (3197, 19350), (3225, 19182), (3450, 17931), (3475, 17802), (3870, 15985), (4170, 14835), (4945, 12510), (5175, 11954), (5934, 10425), (5977, 10350), (6255, 9890), (6394, 9675), (6450, 9591), (6950, 8901)]