257104770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 192

約数和(自身を含む): 749450880

約数和(自身を除く): 492346110

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 19, 26, 30, 34, 38, 39, 51, 57, 65, 78, 85, 95, 102, 114, 130, 157, 169, 170, 190, 195, 221, 247, 255, 285, 314, 323, 338, 390, 442, 471, 494, 507, 510, 570, 646, 663, 741, 785, 845, 942, 969, 1014, 1105, 1235, 1326, 1482, 1570, 1615, 1690, 1938, 2041, 2210, 2355, 2470, 2535, 2669, 2873, 2983, 3211, 3230, 3315, 3705, 4082, 4199, 4710, 4845, 5070, 5338, 5746, 5966, 6123, 6422, 6630, 7410, 8007, 8398, 8619, 8949, 9633, 9690, 10205, 12246, 12597, 13345, 14365, 14915, 16014, 16055, 17238, 17898, 19266, 20410, 20995, 25194, 26533, 26690, 28730, 29830, 30615, 32110, 34697, 38779, 40035, 41990, 43095, 44745, 48165, 50711, 53066, 54587, 61230, 62985, 69394, 77558, 79599, 80070, 86190, 89490, 96330, 101422, 104091, 109174, 116337, 125970, 132665, 152133, 159198, 163761, 173485, 193895, 208182, 232674, 253555, 265330, 272935, 304266, 327522, 346970, 387790, 397995, 451061, 504127, 507110, 520455, 545870, 581685, 659243, 760665, 795990, 818805, 902122, 1008254, 1040910, 1163370, 1318486, 1353183, 1512381, 1521330, 1637610, 1977729, 2255305, 2520635, 2706366, 3024762, 3296215, 3955458, 4510610, 5041270, 6592430, 6765915, 7561905, 8570159, 9888645, 13531830, 15123810, 17140318, 19777290, 25710477, 42850795, 51420954, 85701590, 128552385, 257104770]

約数ペア:

[(1, 257104770), (2, 128552385), (3, 85701590), (5, 51420954), (6, 42850795), (10, 25710477), (13, 19777290), (15, 17140318), (17, 15123810), (19, 13531830), (26, 9888645), (30, 8570159), (34, 7561905), (38, 6765915), (39, 6592430), (51, 5041270), (57, 4510610), (65, 3955458), (78, 3296215), (85, 3024762), (95, 2706366), (102, 2520635), (114, 2255305), (130, 1977729), (157, 1637610), (169, 1521330), (170, 1512381), (190, 1353183), (195, 1318486), (221, 1163370), (247, 1040910), (255, 1008254), (285, 902122), (314, 818805), (323, 795990), (338, 760665), (390, 659243), (442, 581685), (471, 545870), (494, 520455), (507, 507110), (510, 504127), (570, 451061), (646, 397995), (663, 387790), (741, 346970), (785, 327522), (845, 304266), (942, 272935), (969, 265330), (1014, 253555), (1105, 232674), (1235, 208182), (1326, 193895), (1482, 173485), (1570, 163761), (1615, 159198), (1690, 152133), (1938, 132665), (2041, 125970), (2210, 116337), (2355, 109174), (2470, 104091), (2535, 101422), (2669, 96330), (2873, 89490), (2983, 86190), (3211, 80070), (3230, 79599), (3315, 77558), (3705, 69394), (4082, 62985), (4199, 61230), (4710, 54587), (4845, 53066), (5070, 50711), (5338, 48165), (5746, 44745), (5966, 43095), (6123, 41990), (6422, 40035), (6630, 38779), (7410, 34697), (8007, 32110), (8398, 30615), (8619, 29830), (8949, 28730), (9633, 26690), (9690, 26533), (10205, 25194), (12246, 20995), (12597, 20410), (13345, 19266), (14365, 17898), (14915, 17238), (16014, 16055)]