15978526440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1447}}^1\times {\mathrm{5413}}^1$

素因数の和:6891

約数の個数: 128

約数和(自身を含む): 50799778560

約数和(自身を除く): 34821252120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 1447, 2040, 2894, 4341, 5413, 5788, 7235, 8682, 10826, 11576, 14470, 16239, 17364, 21652, 21705, 24599, 27065, 28940, 32478, 34728, 43304, 43410, 49198, 54130, 57880, 64956, 73797, 81195, 86820, 92021, 98396, 108260, 122995, 129912, 147594, 162390, 173640, 184042, 196792, 216520, 245990, 276063, 295188, 324780, 368084, 368985, 460105, 491980, 552126, 590376, 649560, 736168, 737970, 920210, 983960, 1104252, 1380315, 1475940, 1840420, 2208504, 2760630, 2951880, 3680840, 5521260, 7832611, 11042520, 15665222, 23497833, 31330444, 39163055, 46995666, 62660888, 78326110, 93991332, 117489165, 133154387, 156652220, 187982664, 234978330, 266308774, 313304440, 399463161, 469956660, 532617548, 665771935, 798926322, 939913320, 1065235096, 1331543870, 1597852644, 1997315805, 2663087740, 3195705288, 3994631610, 5326175480, 7989263220, 15978526440]

約数ペア:

[(1, 15978526440), (2, 7989263220), (3, 5326175480), (4, 3994631610), (5, 3195705288), (6, 2663087740), (8, 1997315805), (10, 1597852644), (12, 1331543870), (15, 1065235096), (17, 939913320), (20, 798926322), (24, 665771935), (30, 532617548), (34, 469956660), (40, 399463161), (51, 313304440), (60, 266308774), (68, 234978330), (85, 187982664), (102, 156652220), (120, 133154387), (136, 117489165), (170, 93991332), (204, 78326110), (255, 62660888), (340, 46995666), (408, 39163055), (510, 31330444), (680, 23497833), (1020, 15665222), (1447, 11042520), (2040, 7832611), (2894, 5521260), (4341, 3680840), (5413, 2951880), (5788, 2760630), (7235, 2208504), (8682, 1840420), (10826, 1475940), (11576, 1380315), (14470, 1104252), (16239, 983960), (17364, 920210), (21652, 737970), (21705, 736168), (24599, 649560), (27065, 590376), (28940, 552126), (32478, 491980), (34728, 460105), (43304, 368985), (43410, 368084), (49198, 324780), (54130, 295188), (57880, 276063), (64956, 245990), (73797, 216520), (81195, 196792), (86820, 184042), (92021, 173640), (98396, 162390), (108260, 147594), (122995, 129912)]