212706720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8689}}^1$

素因数の和:8727

約数の個数: 144

約数和(自身を含む): 768647880

約数和(自身を除く): 555941160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 8689, 12240, 17378, 24480, 26067, 34756, 43445, 52134, 69512, 78201, 86890, 104268, 130335, 139024, 147713, 156402, 173780, 208536, 260670, 278048, 295426, 312804, 347560, 391005, 417072, 443139, 521340, 590852, 625608, 695120, 738565, 782010, 834144, 886278, 1042680, 1181704, 1251216, 1329417, 1390240, 1477130, 1564020, 1772556, 2085360, 2215695, 2363408, 2502432, 2658834, 2954260, 3128040, 3545112, 4170720, 4431390, 4726816, 5317668, 5908520, 6256080, 6647085, 7090224, 8862780, 10635336, 11817040, 12512160, 13294170, 14180448, 17725560, 21270672, 23634080, 26588340, 35451120, 42541344, 53176680, 70902240, 106353360, 212706720]

約数ペア:

[(1, 212706720), (2, 106353360), (3, 70902240), (4, 53176680), (5, 42541344), (6, 35451120), (8, 26588340), (9, 23634080), (10, 21270672), (12, 17725560), (15, 14180448), (16, 13294170), (17, 12512160), (18, 11817040), (20, 10635336), (24, 8862780), (30, 7090224), (32, 6647085), (34, 6256080), (36, 5908520), (40, 5317668), (45, 4726816), (48, 4431390), (51, 4170720), (60, 3545112), (68, 3128040), (72, 2954260), (80, 2658834), (85, 2502432), (90, 2363408), (96, 2215695), (102, 2085360), (120, 1772556), (136, 1564020), (144, 1477130), (153, 1390240), (160, 1329417), (170, 1251216), (180, 1181704), (204, 1042680), (240, 886278), (255, 834144), (272, 782010), (288, 738565), (306, 695120), (340, 625608), (360, 590852), (408, 521340), (480, 443139), (510, 417072), (544, 391005), (612, 347560), (680, 312804), (720, 295426), (765, 278048), (816, 260670), (1020, 208536), (1224, 173780), (1360, 156402), (1440, 147713), (1530, 139024), (1632, 130335), (2040, 104268), (2448, 86890), (2720, 78201), (3060, 69512), (4080, 52134), (4896, 43445), (6120, 34756), (8160, 26067), (8689, 24480), (12240, 17378)]