15997680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1343

約数の個数: 120

約数和(自身を含む): 56929392

約数和(自身を除く): 40931712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1307, 1360, 1530, 2040, 2448, 2614, 3060, 3921, 4080, 5228, 6120, 6535, 7842, 10456, 11763, 12240, 13070, 15684, 19605, 20912, 22219, 23526, 26140, 31368, 39210, 44438, 47052, 52280, 58815, 62736, 66657, 78420, 88876, 94104, 104560, 111095, 117630, 133314, 156840, 177752, 188208, 199971, 222190, 235260, 266628, 313680, 333285, 355504, 399942, 444380, 470520, 533256, 666570, 799884, 888760, 941040, 999855, 1066512, 1333140, 1599768, 1777520, 1999710, 2666280, 3199536, 3999420, 5332560, 7998840, 15997680]

約数ペア:

[(1, 15997680), (2, 7998840), (3, 5332560), (4, 3999420), (5, 3199536), (6, 2666280), (8, 1999710), (9, 1777520), (10, 1599768), (12, 1333140), (15, 1066512), (16, 999855), (17, 941040), (18, 888760), (20, 799884), (24, 666570), (30, 533256), (34, 470520), (36, 444380), (40, 399942), (45, 355504), (48, 333285), (51, 313680), (60, 266628), (68, 235260), (72, 222190), (80, 199971), (85, 188208), (90, 177752), (102, 156840), (120, 133314), (136, 117630), (144, 111095), (153, 104560), (170, 94104), (180, 88876), (204, 78420), (240, 66657), (255, 62736), (272, 58815), (306, 52280), (340, 47052), (360, 44438), (408, 39210), (510, 31368), (612, 26140), (680, 23526), (720, 22219), (765, 20912), (816, 19605), (1020, 15684), (1224, 13070), (1307, 12240), (1360, 11763), (1530, 10456), (2040, 7842), (2448, 6535), (2614, 6120), (3060, 5228), (3921, 4080)]