390703860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127681}}^1$

素因数の和:127713

約数の個数: 72

約数和(自身を含む): 1254858696

約数和(自身を除く): 864154836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 127681, 255362, 383043, 510724, 638405, 766086, 1149129, 1276810, 1532172, 1915215, 2170577, 2298258, 2553620, 3830430, 4341154, 4596516, 5745645, 6511731, 7660860, 8682308, 10852885, 11491290, 13023462, 19535193, 21705770, 22982580, 26046924, 32558655, 39070386, 43411540, 65117310, 78140772, 97675965, 130234620, 195351930, 390703860]

約数ペア:

[(1, 390703860), (2, 195351930), (3, 130234620), (4, 97675965), (5, 78140772), (6, 65117310), (9, 43411540), (10, 39070386), (12, 32558655), (15, 26046924), (17, 22982580), (18, 21705770), (20, 19535193), (30, 13023462), (34, 11491290), (36, 10852885), (45, 8682308), (51, 7660860), (60, 6511731), (68, 5745645), (85, 4596516), (90, 4341154), (102, 3830430), (153, 2553620), (170, 2298258), (180, 2170577), (204, 1915215), (255, 1532172), (306, 1276810), (340, 1149129), (510, 766086), (612, 638405), (765, 510724), (1020, 383043), (1530, 255362), (3060, 127681)]