123410320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 160

約数和(自身を含む): 337656960

約数和(自身を除く): 214246640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 61, 76, 80, 88, 95, 110, 121, 122, 152, 176, 190, 209, 220, 242, 244, 304, 305, 380, 418, 440, 484, 488, 605, 610, 671, 760, 836, 880, 968, 976, 1045, 1159, 1210, 1220, 1331, 1342, 1520, 1672, 1936, 2090, 2299, 2318, 2420, 2440, 2662, 2684, 3344, 3355, 4180, 4598, 4636, 4840, 4880, 5324, 5368, 5795, 6655, 6710, 7381, 8360, 9196, 9272, 9680, 10648, 10736, 11495, 11590, 12749, 13310, 13420, 14762, 16720, 18392, 18544, 21296, 22990, 23180, 25289, 25498, 26620, 26840, 29524, 36784, 36905, 45980, 46360, 50578, 50996, 53240, 53680, 59048, 63745, 73810, 81191, 91960, 92720, 101156, 101992, 106480, 118096, 126445, 127490, 140239, 147620, 162382, 183920, 202312, 203984, 252890, 254980, 280478, 295240, 324764, 404624, 405955, 505780, 509960, 560956, 590480, 649528, 701195, 811910, 1011560, 1019920, 1121912, 1299056, 1402390, 1542629, 1623820, 2023120, 2243824, 2804780, 3085258, 3247640, 5609560, 6170516, 6495280, 7713145, 11219120, 12341032, 15426290, 24682064, 30852580, 61705160, 123410320]

約数ペア:

[(1, 123410320), (2, 61705160), (4, 30852580), (5, 24682064), (8, 15426290), (10, 12341032), (11, 11219120), (16, 7713145), (19, 6495280), (20, 6170516), (22, 5609560), (38, 3247640), (40, 3085258), (44, 2804780), (55, 2243824), (61, 2023120), (76, 1623820), (80, 1542629), (88, 1402390), (95, 1299056), (110, 1121912), (121, 1019920), (122, 1011560), (152, 811910), (176, 701195), (190, 649528), (209, 590480), (220, 560956), (242, 509960), (244, 505780), (304, 405955), (305, 404624), (380, 324764), (418, 295240), (440, 280478), (484, 254980), (488, 252890), (605, 203984), (610, 202312), (671, 183920), (760, 162382), (836, 147620), (880, 140239), (968, 127490), (976, 126445), (1045, 118096), (1159, 106480), (1210, 101992), (1220, 101156), (1331, 92720), (1342, 91960), (1520, 81191), (1672, 73810), (1936, 63745), (2090, 59048), (2299, 53680), (2318, 53240), (2420, 50996), (2440, 50578), (2662, 46360), (2684, 45980), (3344, 36905), (3355, 36784), (4180, 29524), (4598, 26840), (4636, 26620), (4840, 25498), (4880, 25289), (5324, 23180), (5368, 22990), (5795, 21296), (6655, 18544), (6710, 18392), (7381, 16720), (8360, 14762), (9196, 13420), (9272, 13310), (9680, 12749), (10648, 11590), (10736, 11495)]