223943916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:644

約数の個数: 144

約数和(自身を含む): 657296640

約数和(自身を除く): 433352724

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 29, 42, 46, 49, 58, 69, 84, 87, 92, 98, 116, 138, 147, 161, 174, 196, 203, 276, 294, 322, 348, 406, 483, 571, 588, 609, 644, 667, 812, 966, 1127, 1142, 1218, 1334, 1421, 1713, 1932, 2001, 2254, 2284, 2436, 2668, 2842, 3381, 3426, 3997, 4002, 4263, 4508, 4669, 5684, 6762, 6852, 7994, 8004, 8526, 9338, 11991, 13133, 13524, 14007, 15988, 16559, 17052, 18676, 23982, 26266, 27979, 28014, 32683, 33118, 39399, 47964, 49677, 52532, 55958, 56028, 65366, 66236, 78798, 83937, 91931, 98049, 99354, 111916, 115913, 130732, 157596, 167874, 183862, 196098, 198708, 231826, 275793, 335748, 347739, 367724, 380857, 392196, 463652, 551586, 643517, 695478, 761714, 811391, 1103172, 1142571, 1287034, 1390956, 1523428, 1622782, 1930551, 2285142, 2434173, 2574068, 2665999, 3245564, 3861102, 4570284, 4868346, 5331998, 7722204, 7997997, 9736692, 10663996, 15995994, 18661993, 31991988, 37323986, 55985979, 74647972, 111971958, 223943916]

約数ペア:

[(1, 223943916), (2, 111971958), (3, 74647972), (4, 55985979), (6, 37323986), (7, 31991988), (12, 18661993), (14, 15995994), (21, 10663996), (23, 9736692), (28, 7997997), (29, 7722204), (42, 5331998), (46, 4868346), (49, 4570284), (58, 3861102), (69, 3245564), (84, 2665999), (87, 2574068), (92, 2434173), (98, 2285142), (116, 1930551), (138, 1622782), (147, 1523428), (161, 1390956), (174, 1287034), (196, 1142571), (203, 1103172), (276, 811391), (294, 761714), (322, 695478), (348, 643517), (406, 551586), (483, 463652), (571, 392196), (588, 380857), (609, 367724), (644, 347739), (667, 335748), (812, 275793), (966, 231826), (1127, 198708), (1142, 196098), (1218, 183862), (1334, 167874), (1421, 157596), (1713, 130732), (1932, 115913), (2001, 111916), (2254, 99354), (2284, 98049), (2436, 91931), (2668, 83937), (2842, 78798), (3381, 66236), (3426, 65366), (3997, 56028), (4002, 55958), (4263, 52532), (4508, 49677), (4669, 47964), (5684, 39399), (6762, 33118), (6852, 32683), (7994, 28014), (8004, 27979), (8526, 26266), (9338, 23982), (11991, 18676), (13133, 17052), (13524, 16559), (14007, 15988)]