31437780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 106444800

約数和(自身を除く): 75007020

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 23, 30, 33, 38, 44, 46, 55, 57, 60, 66, 69, 76, 92, 95, 109, 110, 114, 115, 132, 138, 165, 190, 209, 218, 220, 228, 230, 253, 276, 285, 327, 330, 345, 380, 418, 436, 437, 460, 506, 545, 570, 627, 654, 660, 690, 759, 836, 874, 1012, 1045, 1090, 1140, 1199, 1254, 1265, 1308, 1311, 1380, 1518, 1635, 1748, 2071, 2090, 2180, 2185, 2398, 2507, 2508, 2530, 2622, 3036, 3135, 3270, 3597, 3795, 4142, 4180, 4370, 4796, 4807, 5014, 5060, 5244, 5995, 6213, 6270, 6540, 6555, 7194, 7521, 7590, 8284, 8740, 9614, 10028, 10355, 11990, 12426, 12535, 12540, 13110, 14388, 14421, 15042, 15180, 17985, 19228, 20710, 22781, 23980, 24035, 24852, 25070, 26220, 27577, 28842, 30084, 31065, 35970, 37605, 41420, 45562, 47633, 48070, 50140, 55154, 57684, 62130, 68343, 71940, 72105, 75210, 82731, 91124, 95266, 96140, 110308, 113905, 124260, 136686, 137885, 142899, 144210, 150420, 165462, 190532, 227810, 238165, 273372, 275770, 285798, 288420, 330924, 341715, 413655, 455620, 476330, 523963, 551540, 571596, 683430, 714495, 827310, 952660, 1047926, 1366860, 1428990, 1571889, 1654620, 2095852, 2619815, 2857980, 3143778, 5239630, 6287556, 7859445, 10479260, 15718890, 31437780]

約数ペア:

[(1, 31437780), (2, 15718890), (3, 10479260), (4, 7859445), (5, 6287556), (6, 5239630), (10, 3143778), (11, 2857980), (12, 2619815), (15, 2095852), (19, 1654620), (20, 1571889), (22, 1428990), (23, 1366860), (30, 1047926), (33, 952660), (38, 827310), (44, 714495), (46, 683430), (55, 571596), (57, 551540), (60, 523963), (66, 476330), (69, 455620), (76, 413655), (92, 341715), (95, 330924), (109, 288420), (110, 285798), (114, 275770), (115, 273372), (132, 238165), (138, 227810), (165, 190532), (190, 165462), (209, 150420), (218, 144210), (220, 142899), (228, 137885), (230, 136686), (253, 124260), (276, 113905), (285, 110308), (327, 96140), (330, 95266), (345, 91124), (380, 82731), (418, 75210), (436, 72105), (437, 71940), (460, 68343), (506, 62130), (545, 57684), (570, 55154), (627, 50140), (654, 48070), (660, 47633), (690, 45562), (759, 41420), (836, 37605), (874, 35970), (1012, 31065), (1045, 30084), (1090, 28842), (1140, 27577), (1199, 26220), (1254, 25070), (1265, 24852), (1308, 24035), (1311, 23980), (1380, 22781), (1518, 20710), (1635, 19228), (1748, 17985), (2071, 15180), (2090, 15042), (2180, 14421), (2185, 14388), (2398, 13110), (2507, 12540), (2508, 12535), (2530, 12426), (2622, 11990), (3036, 10355), (3135, 10028), (3270, 9614), (3597, 8740), (3795, 8284), (4142, 7590), (4180, 7521), (4370, 7194), (4796, 6555), (4807, 6540), (5014, 6270), (5060, 6213), (5244, 5995)]