83440080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{401}}^1$

素因数の和:454

約数の個数: 180

約数和(自身を含む): 298415052

約数和(自身を除く): 214974972

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, 289, 306, 340, 360, 401, 408, 510, 578, 612, 680, 720, 765, 802, 816, 867, 1020, 1156, 1203, 1224, 1360, 1445, 1530, 1604, 1734, 2005, 2040, 2312, 2406, 2448, 2601, 2890, 3060, 3208, 3468, 3609, 4010, 4080, 4335, 4624, 4812, 5202, 5780, 6015, 6120, 6416, 6817, 6936, 7218, 8020, 8670, 9624, 10404, 11560, 12030, 12240, 13005, 13634, 13872, 14436, 16040, 17340, 18045, 19248, 20451, 20808, 23120, 24060, 26010, 27268, 28872, 32080, 34085, 34680, 36090, 40902, 41616, 48120, 52020, 54536, 57744, 61353, 68170, 69360, 72180, 81804, 96240, 102255, 104040, 109072, 115889, 122706, 136340, 144360, 163608, 204510, 208080, 231778, 245412, 272680, 288720, 306765, 327216, 347667, 409020, 463556, 490824, 545360, 579445, 613530, 695334, 818040, 927112, 981648, 1043001, 1158890, 1227060, 1390668, 1636080, 1738335, 1854224, 2086002, 2317780, 2454120, 2781336, 3476670, 4172004, 4635560, 4908240, 5215005, 5562672, 6953340, 8344008, 9271120, 10430010, 13906680, 16688016, 20860020, 27813360, 41720040, 83440080]

約数ペア:

[(1, 83440080), (2, 41720040), (3, 27813360), (4, 20860020), (5, 16688016), (6, 13906680), (8, 10430010), (9, 9271120), (10, 8344008), (12, 6953340), (15, 5562672), (16, 5215005), (17, 4908240), (18, 4635560), (20, 4172004), (24, 3476670), (30, 2781336), (34, 2454120), (36, 2317780), (40, 2086002), (45, 1854224), (48, 1738335), (51, 1636080), (60, 1390668), (68, 1227060), (72, 1158890), (80, 1043001), (85, 981648), (90, 927112), (102, 818040), (120, 695334), (136, 613530), (144, 579445), (153, 545360), (170, 490824), (180, 463556), (204, 409020), (240, 347667), (255, 327216), (272, 306765), (289, 288720), (306, 272680), (340, 245412), (360, 231778), (401, 208080), (408, 204510), (510, 163608), (578, 144360), (612, 136340), (680, 122706), (720, 115889), (765, 109072), (802, 104040), (816, 102255), (867, 96240), (1020, 81804), (1156, 72180), (1203, 69360), (1224, 68170), (1360, 61353), (1445, 57744), (1530, 54536), (1604, 52020), (1734, 48120), (2005, 41616), (2040, 40902), (2312, 36090), (2406, 34680), (2448, 34085), (2601, 32080), (2890, 28872), (3060, 27268), (3208, 26010), (3468, 24060), (3609, 23120), (4010, 20808), (4080, 20451), (4335, 19248), (4624, 18045), (4812, 17340), (5202, 16040), (5780, 14436), (6015, 13872), (6120, 13634), (6416, 13005), (6817, 12240), (6936, 12030), (7218, 11560), (8020, 10404), (8670, 9624)]