18806760

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:480

約数の個数: 192

約数和(自身を含む): 74131200

約数和(自身を除く): 55324440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 17, 18, 20, 21, 24, 28, 30, 34, 35, 36, 40, 42, 45, 51, 56, 60, 63, 68, 70, 72, 84, 85, 90, 102, 105, 119, 120, 126, 136, 140, 153, 168, 170, 180, 204, 210, 238, 252, 255, 280, 306, 315, 340, 357, 360, 408, 420, 439, 476, 504, 510, 595, 612, 630, 680, 714, 765, 840, 878, 952, 1020, 1071, 1190, 1224, 1260, 1317, 1428, 1530, 1756, 1785, 2040, 2142, 2195, 2380, 2520, 2634, 2856, 3060, 3073, 3512, 3570, 3951, 4284, 4390, 4760, 5268, 5355, 6120, 6146, 6585, 7140, 7463, 7902, 8568, 8780, 9219, 10536, 10710, 12292, 13170, 14280, 14926, 15365, 15804, 17560, 18438, 19755, 21420, 22389, 24584, 26340, 27657, 29852, 30730, 31608, 36876, 37315, 39510, 42840, 44778, 46095, 52241, 52680, 55314, 59704, 61460, 67167, 73752, 74630, 79020, 89556, 92190, 104482, 110628, 111945, 122920, 134334, 138285, 149260, 156723, 158040, 179112, 184380, 208964, 221256, 223890, 261205, 268668, 276570, 298520, 313446, 335835, 368760, 417928, 447780, 470169, 522410, 537336, 553140, 626892, 671670, 783615, 895560, 940338, 1044820, 1106280, 1253784, 1343340, 1567230, 1880676, 2089640, 2350845, 2686680, 3134460, 3761352, 4701690, 6268920, 9403380, 18806760]

約数ペア:

[(1, 18806760), (2, 9403380), (3, 6268920), (4, 4701690), (5, 3761352), (6, 3134460), (7, 2686680), (8, 2350845), (9, 2089640), (10, 1880676), (12, 1567230), (14, 1343340), (15, 1253784), (17, 1106280), (18, 1044820), (20, 940338), (21, 895560), (24, 783615), (28, 671670), (30, 626892), (34, 553140), (35, 537336), (36, 522410), (40, 470169), (42, 447780), (45, 417928), (51, 368760), (56, 335835), (60, 313446), (63, 298520), (68, 276570), (70, 268668), (72, 261205), (84, 223890), (85, 221256), (90, 208964), (102, 184380), (105, 179112), (119, 158040), (120, 156723), (126, 149260), (136, 138285), (140, 134334), (153, 122920), (168, 111945), (170, 110628), (180, 104482), (204, 92190), (210, 89556), (238, 79020), (252, 74630), (255, 73752), (280, 67167), (306, 61460), (315, 59704), (340, 55314), (357, 52680), (360, 52241), (408, 46095), (420, 44778), (439, 42840), (476, 39510), (504, 37315), (510, 36876), (595, 31608), (612, 30730), (630, 29852), (680, 27657), (714, 26340), (765, 24584), (840, 22389), (878, 21420), (952, 19755), (1020, 18438), (1071, 17560), (1190, 15804), (1224, 15365), (1260, 14926), (1317, 14280), (1428, 13170), (1530, 12292), (1756, 10710), (1785, 10536), (2040, 9219), (2142, 8780), (2195, 8568), (2380, 7902), (2520, 7463), (2634, 7140), (2856, 6585), (3060, 6146), (3073, 6120), (3512, 5355), (3570, 5268), (3951, 4760), (4284, 4390)]