274316680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 720570060

約数和(自身を除く): 446253380

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 152, 157, 190, 209, 220, 242, 314, 361, 380, 418, 440, 484, 605, 628, 722, 760, 785, 836, 968, 1045, 1210, 1256, 1444, 1570, 1672, 1727, 1805, 2090, 2299, 2420, 2888, 2983, 3140, 3454, 3610, 3971, 4180, 4598, 4840, 5966, 6280, 6908, 7220, 7942, 8360, 8635, 9196, 11495, 11932, 13816, 14440, 14915, 15884, 17270, 18392, 18997, 19855, 22990, 23864, 29830, 31768, 32813, 34540, 37994, 39710, 43681, 45980, 56677, 59660, 65626, 69080, 75988, 79420, 87362, 91960, 94985, 113354, 119320, 131252, 151976, 158840, 164065, 174724, 189970, 218405, 226708, 262504, 283385, 328130, 349448, 360943, 379940, 436810, 453416, 566770, 623447, 656260, 721886, 759880, 873620, 1133540, 1246894, 1312520, 1443772, 1747240, 1804715, 2267080, 2493788, 2887544, 3117235, 3609430, 4987576, 6234470, 6857917, 7218860, 12468940, 13715834, 14437720, 24937880, 27431668, 34289585, 54863336, 68579170, 137158340, 274316680]

約数ペア:

[(1, 274316680), (2, 137158340), (4, 68579170), (5, 54863336), (8, 34289585), (10, 27431668), (11, 24937880), (19, 14437720), (20, 13715834), (22, 12468940), (38, 7218860), (40, 6857917), (44, 6234470), (55, 4987576), (76, 3609430), (88, 3117235), (95, 2887544), (110, 2493788), (121, 2267080), (152, 1804715), (157, 1747240), (190, 1443772), (209, 1312520), (220, 1246894), (242, 1133540), (314, 873620), (361, 759880), (380, 721886), (418, 656260), (440, 623447), (484, 566770), (605, 453416), (628, 436810), (722, 379940), (760, 360943), (785, 349448), (836, 328130), (968, 283385), (1045, 262504), (1210, 226708), (1256, 218405), (1444, 189970), (1570, 174724), (1672, 164065), (1727, 158840), (1805, 151976), (2090, 131252), (2299, 119320), (2420, 113354), (2888, 94985), (2983, 91960), (3140, 87362), (3454, 79420), (3610, 75988), (3971, 69080), (4180, 65626), (4598, 59660), (4840, 56677), (5966, 45980), (6280, 43681), (6908, 39710), (7220, 37994), (7942, 34540), (8360, 32813), (8635, 31768), (9196, 29830), (11495, 23864), (11932, 22990), (13816, 19855), (14440, 18997), (14915, 18392), (15884, 17270)]