838372290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{409}}^1$

素因数の和:696

約数の個数: 128

約数和(自身を含む): 2369157120

約数和(自身を除く): 1530784830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 227, 258, 301, 409, 430, 454, 602, 645, 681, 818, 903, 1135, 1227, 1290, 1362, 1505, 1589, 1806, 2045, 2270, 2454, 2863, 3010, 3178, 3405, 4090, 4515, 4767, 5726, 6135, 6810, 7945, 8589, 9030, 9534, 9761, 12270, 14315, 15890, 17178, 17587, 19522, 23835, 28630, 29283, 35174, 42945, 47670, 48805, 52761, 58566, 68327, 85890, 87935, 92843, 97610, 105522, 123109, 136654, 146415, 175870, 185686, 204981, 246218, 263805, 278529, 292830, 341635, 369327, 409962, 464215, 527610, 557058, 615545, 649901, 683270, 738654, 928430, 1024905, 1231090, 1299802, 1392645, 1846635, 1949703, 2049810, 2785290, 3249505, 3693270, 3899406, 3992249, 6499010, 7984498, 9748515, 11976747, 19497030, 19961245, 23953494, 27945743, 39922490, 55891486, 59883735, 83837229, 119767470, 139728715, 167674458, 279457430, 419186145, 838372290]

約数ペア:

[(1, 838372290), (2, 419186145), (3, 279457430), (5, 167674458), (6, 139728715), (7, 119767470), (10, 83837229), (14, 59883735), (15, 55891486), (21, 39922490), (30, 27945743), (35, 23953494), (42, 19961245), (43, 19497030), (70, 11976747), (86, 9748515), (105, 7984498), (129, 6499010), (210, 3992249), (215, 3899406), (227, 3693270), (258, 3249505), (301, 2785290), (409, 2049810), (430, 1949703), (454, 1846635), (602, 1392645), (645, 1299802), (681, 1231090), (818, 1024905), (903, 928430), (1135, 738654), (1227, 683270), (1290, 649901), (1362, 615545), (1505, 557058), (1589, 527610), (1806, 464215), (2045, 409962), (2270, 369327), (2454, 341635), (2863, 292830), (3010, 278529), (3178, 263805), (3405, 246218), (4090, 204981), (4515, 185686), (4767, 175870), (5726, 146415), (6135, 136654), (6810, 123109), (7945, 105522), (8589, 97610), (9030, 92843), (9534, 87935), (9761, 85890), (12270, 68327), (14315, 58566), (15890, 52761), (17178, 48805), (17587, 47670), (19522, 42945), (23835, 35174), (28630, 29283)]