8291920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 160

約数和(自身を含む): 25498368

約数和(自身を除く): 17206448

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 17, 20, 26, 28, 34, 35, 40, 52, 56, 65, 67, 68, 70, 80, 85, 91, 104, 112, 119, 130, 134, 136, 140, 170, 182, 208, 221, 238, 260, 268, 272, 280, 335, 340, 364, 442, 455, 469, 476, 520, 536, 560, 595, 670, 680, 728, 871, 884, 910, 938, 952, 1040, 1072, 1105, 1139, 1190, 1340, 1360, 1456, 1547, 1742, 1768, 1820, 1876, 1904, 2210, 2278, 2345, 2380, 2680, 3094, 3484, 3536, 3640, 3752, 4355, 4420, 4556, 4690, 4760, 5360, 5695, 6097, 6188, 6968, 7280, 7504, 7735, 7973, 8710, 8840, 9112, 9380, 9520, 11390, 12194, 12376, 13936, 14807, 15470, 15946, 17420, 17680, 18224, 18760, 22780, 24388, 24752, 29614, 30485, 30940, 31892, 34840, 37520, 39865, 45560, 48776, 59228, 60970, 61880, 63784, 69680, 74035, 79730, 91120, 97552, 103649, 118456, 121940, 123760, 127568, 148070, 159460, 207298, 236912, 243880, 296140, 318920, 414596, 487760, 518245, 592280, 637840, 829192, 1036490, 1184560, 1658384, 2072980, 4145960, 8291920]

約数ペア:

[(1, 8291920), (2, 4145960), (4, 2072980), (5, 1658384), (7, 1184560), (8, 1036490), (10, 829192), (13, 637840), (14, 592280), (16, 518245), (17, 487760), (20, 414596), (26, 318920), (28, 296140), (34, 243880), (35, 236912), (40, 207298), (52, 159460), (56, 148070), (65, 127568), (67, 123760), (68, 121940), (70, 118456), (80, 103649), (85, 97552), (91, 91120), (104, 79730), (112, 74035), (119, 69680), (130, 63784), (134, 61880), (136, 60970), (140, 59228), (170, 48776), (182, 45560), (208, 39865), (221, 37520), (238, 34840), (260, 31892), (268, 30940), (272, 30485), (280, 29614), (335, 24752), (340, 24388), (364, 22780), (442, 18760), (455, 18224), (469, 17680), (476, 17420), (520, 15946), (536, 15470), (560, 14807), (595, 13936), (670, 12376), (680, 12194), (728, 11390), (871, 9520), (884, 9380), (910, 9112), (938, 8840), (952, 8710), (1040, 7973), (1072, 7735), (1105, 7504), (1139, 7280), (1190, 6968), (1340, 6188), (1360, 6097), (1456, 5695), (1547, 5360), (1742, 4760), (1768, 4690), (1820, 4556), (1876, 4420), (1904, 4355), (2210, 3752), (2278, 3640), (2345, 3536), (2380, 3484), (2680, 3094)]