408456468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:742

約数の個数: 144

約数和(自身を含む): 1230937344

約数和(自身を除く): 822480876

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 37, 42, 63, 71, 74, 84, 111, 126, 142, 148, 213, 222, 252, 259, 284, 333, 426, 444, 497, 518, 617, 639, 666, 777, 852, 994, 1036, 1234, 1278, 1332, 1491, 1554, 1851, 1988, 2331, 2468, 2556, 2627, 2982, 3108, 3702, 4319, 4473, 4662, 5254, 5553, 5964, 7404, 7881, 8638, 8946, 9324, 10508, 11106, 12957, 15762, 17276, 17892, 18389, 22212, 22829, 23643, 25914, 31524, 36778, 38871, 43807, 45658, 47286, 51828, 55167, 68487, 73556, 77742, 87614, 91316, 94572, 110334, 131421, 136974, 155484, 159803, 165501, 175228, 205461, 220668, 262842, 273948, 306649, 319606, 331002, 394263, 410922, 479409, 525684, 613298, 639212, 662004, 788526, 821844, 919947, 958818, 1226596, 1438227, 1577052, 1620859, 1839894, 1917636, 2759841, 2876454, 3241718, 3679788, 4862577, 5519682, 5752908, 6483436, 9725154, 11039364, 11346013, 14587731, 19450308, 22692026, 29175462, 34038039, 45384052, 58350924, 68076078, 102114117, 136152156, 204228234, 408456468]

約数ペア:

[(1, 408456468), (2, 204228234), (3, 136152156), (4, 102114117), (6, 68076078), (7, 58350924), (9, 45384052), (12, 34038039), (14, 29175462), (18, 22692026), (21, 19450308), (28, 14587731), (36, 11346013), (37, 11039364), (42, 9725154), (63, 6483436), (71, 5752908), (74, 5519682), (84, 4862577), (111, 3679788), (126, 3241718), (142, 2876454), (148, 2759841), (213, 1917636), (222, 1839894), (252, 1620859), (259, 1577052), (284, 1438227), (333, 1226596), (426, 958818), (444, 919947), (497, 821844), (518, 788526), (617, 662004), (639, 639212), (666, 613298), (777, 525684), (852, 479409), (994, 410922), (1036, 394263), (1234, 331002), (1278, 319606), (1332, 306649), (1491, 273948), (1554, 262842), (1851, 220668), (1988, 205461), (2331, 175228), (2468, 165501), (2556, 159803), (2627, 155484), (2982, 136974), (3108, 131421), (3702, 110334), (4319, 94572), (4473, 91316), (4662, 87614), (5254, 77742), (5553, 73556), (5964, 68487), (7404, 55167), (7881, 51828), (8638, 47286), (8946, 45658), (9324, 43807), (10508, 38871), (11106, 36778), (12957, 31524), (15762, 25914), (17276, 23643), (17892, 22829), (18389, 22212)]