663485520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1187}}^1$

素因数の和:1357

約数の個数: 160

約数和(自身を含む): 2195538048

約数和(自身を除く): 1532052528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 137, 170, 204, 240, 255, 272, 274, 340, 408, 411, 510, 548, 680, 685, 816, 822, 1020, 1096, 1187, 1360, 1370, 1644, 2040, 2055, 2192, 2329, 2374, 2740, 3288, 3561, 4080, 4110, 4658, 4748, 5480, 5935, 6576, 6987, 7122, 8220, 9316, 9496, 10960, 11645, 11870, 13974, 14244, 16440, 17805, 18632, 18992, 20179, 23290, 23740, 27948, 28488, 32880, 34935, 35610, 37264, 40358, 46580, 47480, 55896, 56976, 60537, 69870, 71220, 80716, 93160, 94960, 100895, 111792, 121074, 139740, 142440, 161432, 162619, 186320, 201790, 242148, 279480, 284880, 302685, 322864, 325238, 403580, 484296, 487857, 558960, 605370, 650476, 807160, 813095, 968592, 975714, 1210740, 1300952, 1614320, 1626190, 1951428, 2421480, 2439285, 2601904, 2764523, 3252380, 3902856, 4842960, 4878570, 5529046, 6504760, 7805712, 8293569, 9757140, 11058092, 13009520, 13822615, 16587138, 19514280, 22116184, 27645230, 33174276, 39028560, 41467845, 44232368, 55290460, 66348552, 82935690, 110580920, 132697104, 165871380, 221161840, 331742760, 663485520]

約数ペア:

[(1, 663485520), (2, 331742760), (3, 221161840), (4, 165871380), (5, 132697104), (6, 110580920), (8, 82935690), (10, 66348552), (12, 55290460), (15, 44232368), (16, 41467845), (17, 39028560), (20, 33174276), (24, 27645230), (30, 22116184), (34, 19514280), (40, 16587138), (48, 13822615), (51, 13009520), (60, 11058092), (68, 9757140), (80, 8293569), (85, 7805712), (102, 6504760), (120, 5529046), (136, 4878570), (137, 4842960), (170, 3902856), (204, 3252380), (240, 2764523), (255, 2601904), (272, 2439285), (274, 2421480), (340, 1951428), (408, 1626190), (411, 1614320), (510, 1300952), (548, 1210740), (680, 975714), (685, 968592), (816, 813095), (822, 807160), (1020, 650476), (1096, 605370), (1187, 558960), (1360, 487857), (1370, 484296), (1644, 403580), (2040, 325238), (2055, 322864), (2192, 302685), (2329, 284880), (2374, 279480), (2740, 242148), (3288, 201790), (3561, 186320), (4080, 162619), (4110, 161432), (4658, 142440), (4748, 139740), (5480, 121074), (5935, 111792), (6576, 100895), (6987, 94960), (7122, 93160), (8220, 80716), (9316, 71220), (9496, 69870), (10960, 60537), (11645, 56976), (11870, 55896), (13974, 47480), (14244, 46580), (16440, 40358), (17805, 37264), (18632, 35610), (18992, 34935), (20179, 32880), (23290, 28488), (23740, 27948)]