15040920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:205

約数の個数: 128

約数和(自身を含む): 48911040

約数和(自身を除く): 33870120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 73, 85, 101, 102, 120, 136, 146, 170, 202, 204, 219, 255, 292, 303, 340, 365, 404, 408, 438, 505, 510, 584, 606, 680, 730, 808, 876, 1010, 1020, 1095, 1212, 1241, 1460, 1515, 1717, 1752, 2020, 2040, 2190, 2424, 2482, 2920, 3030, 3434, 3723, 4040, 4380, 4964, 5151, 6060, 6205, 6868, 7373, 7446, 8585, 8760, 9928, 10302, 12120, 12410, 13736, 14746, 14892, 17170, 18615, 20604, 22119, 24820, 25755, 29492, 29784, 34340, 36865, 37230, 41208, 44238, 49640, 51510, 58984, 68680, 73730, 74460, 88476, 103020, 110595, 125341, 147460, 148920, 176952, 206040, 221190, 250682, 294920, 376023, 442380, 501364, 626705, 752046, 884760, 1002728, 1253410, 1504092, 1880115, 2506820, 3008184, 3760230, 5013640, 7520460, 15040920]

約数ペア:

[(1, 15040920), (2, 7520460), (3, 5013640), (4, 3760230), (5, 3008184), (6, 2506820), (8, 1880115), (10, 1504092), (12, 1253410), (15, 1002728), (17, 884760), (20, 752046), (24, 626705), (30, 501364), (34, 442380), (40, 376023), (51, 294920), (60, 250682), (68, 221190), (73, 206040), (85, 176952), (101, 148920), (102, 147460), (120, 125341), (136, 110595), (146, 103020), (170, 88476), (202, 74460), (204, 73730), (219, 68680), (255, 58984), (292, 51510), (303, 49640), (340, 44238), (365, 41208), (404, 37230), (408, 36865), (438, 34340), (505, 29784), (510, 29492), (584, 25755), (606, 24820), (680, 22119), (730, 20604), (808, 18615), (876, 17170), (1010, 14892), (1020, 14746), (1095, 13736), (1212, 12410), (1241, 12120), (1460, 10302), (1515, 9928), (1717, 8760), (1752, 8585), (2020, 7446), (2040, 7373), (2190, 6868), (2424, 6205), (2482, 6060), (2920, 5151), (3030, 4964), (3434, 4380), (3723, 4040)]