406143920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1267

約数の個数: 160

約数和(自身を含む): 1187923968

約数和(自身を除く): 781780048

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 47, 52, 56, 65, 70, 80, 91, 94, 104, 112, 130, 140, 182, 188, 208, 235, 260, 280, 329, 364, 376, 455, 470, 520, 560, 611, 658, 728, 752, 910, 940, 1040, 1187, 1222, 1316, 1456, 1645, 1820, 1880, 2374, 2444, 2632, 3055, 3290, 3640, 3760, 4277, 4748, 4888, 5264, 5935, 6110, 6580, 7280, 8309, 8554, 9496, 9776, 11870, 12220, 13160, 15431, 16618, 17108, 18992, 21385, 23740, 24440, 26320, 30862, 33236, 34216, 41545, 42770, 47480, 48880, 55789, 61724, 66472, 68432, 77155, 83090, 85540, 94960, 108017, 111578, 123448, 132944, 154310, 166180, 171080, 216034, 223156, 246896, 278945, 308620, 332360, 342160, 390523, 432068, 446312, 540085, 557890, 617240, 664720, 725257, 781046, 864136, 892624, 1080170, 1115780, 1234480, 1450514, 1562092, 1728272, 1952615, 2160340, 2231560, 2901028, 3124184, 3626285, 3905230, 4320680, 4463120, 5076799, 5802056, 6248368, 7252570, 7810460, 8641360, 10153598, 11604112, 14505140, 15620920, 20307196, 25383995, 29010280, 31241840, 40614392, 50767990, 58020560, 81228784, 101535980, 203071960, 406143920]

約数ペア:

[(1, 406143920), (2, 203071960), (4, 101535980), (5, 81228784), (7, 58020560), (8, 50767990), (10, 40614392), (13, 31241840), (14, 29010280), (16, 25383995), (20, 20307196), (26, 15620920), (28, 14505140), (35, 11604112), (40, 10153598), (47, 8641360), (52, 7810460), (56, 7252570), (65, 6248368), (70, 5802056), (80, 5076799), (91, 4463120), (94, 4320680), (104, 3905230), (112, 3626285), (130, 3124184), (140, 2901028), (182, 2231560), (188, 2160340), (208, 1952615), (235, 1728272), (260, 1562092), (280, 1450514), (329, 1234480), (364, 1115780), (376, 1080170), (455, 892624), (470, 864136), (520, 781046), (560, 725257), (611, 664720), (658, 617240), (728, 557890), (752, 540085), (910, 446312), (940, 432068), (1040, 390523), (1187, 342160), (1222, 332360), (1316, 308620), (1456, 278945), (1645, 246896), (1820, 223156), (1880, 216034), (2374, 171080), (2444, 166180), (2632, 154310), (3055, 132944), (3290, 123448), (3640, 111578), (3760, 108017), (4277, 94960), (4748, 85540), (4888, 83090), (5264, 77155), (5935, 68432), (6110, 66472), (6580, 61724), (7280, 55789), (8309, 48880), (8554, 47480), (9496, 42770), (9776, 41545), (11870, 34216), (12220, 33236), (13160, 30862), (15431, 26320), (16618, 24440), (17108, 23740), (18992, 21385)]