20673360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:602

約数の個数: 160

約数和(自身を含む): 75530880

約数和(自身を除く): 54857520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 563, 612, 680, 720, 765, 816, 918, 1020, 1080, 1126, 1224, 1360, 1530, 1689, 1836, 2040, 2160, 2252, 2295, 2448, 2815, 3060, 3378, 3672, 4080, 4504, 4590, 5067, 5630, 6120, 6756, 7344, 8445, 9008, 9180, 9571, 10134, 11260, 12240, 13512, 15201, 16890, 18360, 19142, 20268, 22520, 25335, 27024, 28713, 30402, 33780, 36720, 38284, 40536, 45040, 47855, 50670, 57426, 60804, 67560, 76005, 76568, 81072, 86139, 95710, 101340, 114852, 121608, 135120, 143565, 152010, 153136, 172278, 191420, 202680, 229704, 243216, 258417, 287130, 304020, 344556, 382840, 405360, 430695, 459408, 516834, 574260, 608040, 689112, 765680, 861390, 1033668, 1148520, 1216080, 1292085, 1378224, 1722780, 2067336, 2297040, 2584170, 3445560, 4134672, 5168340, 6891120, 10336680, 20673360]

約数ペア:

[(1, 20673360), (2, 10336680), (3, 6891120), (4, 5168340), (5, 4134672), (6, 3445560), (8, 2584170), (9, 2297040), (10, 2067336), (12, 1722780), (15, 1378224), (16, 1292085), (17, 1216080), (18, 1148520), (20, 1033668), (24, 861390), (27, 765680), (30, 689112), (34, 608040), (36, 574260), (40, 516834), (45, 459408), (48, 430695), (51, 405360), (54, 382840), (60, 344556), (68, 304020), (72, 287130), (80, 258417), (85, 243216), (90, 229704), (102, 202680), (108, 191420), (120, 172278), (135, 153136), (136, 152010), (144, 143565), (153, 135120), (170, 121608), (180, 114852), (204, 101340), (216, 95710), (240, 86139), (255, 81072), (270, 76568), (272, 76005), (306, 67560), (340, 60804), (360, 57426), (408, 50670), (432, 47855), (459, 45040), (510, 40536), (540, 38284), (563, 36720), (612, 33780), (680, 30402), (720, 28713), (765, 27024), (816, 25335), (918, 22520), (1020, 20268), (1080, 19142), (1126, 18360), (1224, 16890), (1360, 15201), (1530, 13512), (1689, 12240), (1836, 11260), (2040, 10134), (2160, 9571), (2252, 9180), (2295, 9008), (2448, 8445), (2815, 7344), (3060, 6756), (3378, 6120), (3672, 5630), (4080, 5067), (4504, 4590)]