206398920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{461}}^1$

素因数の和:536

約数の個数: 256

約数和(自身を含む): 782369280

約数和(自身を除く): 575970360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 41, 42, 52, 56, 60, 65, 70, 78, 82, 84, 91, 104, 105, 120, 123, 130, 140, 156, 164, 168, 182, 195, 205, 210, 246, 260, 273, 280, 287, 312, 328, 364, 390, 410, 420, 455, 461, 492, 520, 533, 546, 574, 615, 728, 780, 820, 840, 861, 910, 922, 984, 1066, 1092, 1148, 1230, 1365, 1383, 1435, 1560, 1599, 1640, 1722, 1820, 1844, 2132, 2184, 2296, 2305, 2460, 2665, 2730, 2766, 2870, 3198, 3227, 3444, 3640, 3688, 3731, 4264, 4305, 4610, 4920, 5330, 5460, 5532, 5740, 5993, 6396, 6454, 6888, 6915, 7462, 7995, 8610, 9220, 9681, 10660, 10920, 11064, 11193, 11480, 11986, 12792, 12908, 13830, 14924, 15990, 16135, 17220, 17979, 18440, 18655, 18901, 19362, 21320, 22386, 23972, 25816, 27660, 29848, 29965, 31980, 32270, 34440, 35958, 37310, 37802, 38724, 41951, 44772, 47944, 48405, 55320, 55965, 56703, 59930, 63960, 64540, 71916, 74620, 75604, 77448, 83902, 89544, 89895, 94505, 96810, 111930, 113406, 119860, 125853, 129080, 132307, 143832, 149240, 151208, 167804, 179790, 189010, 193620, 209755, 223860, 226812, 239720, 245713, 251706, 264614, 283515, 335608, 359580, 378020, 387240, 396921, 419510, 447720, 453624, 491426, 503412, 529228, 567030, 629265, 661535, 719160, 737139, 756040, 793842, 839020, 982852, 1006824, 1058456, 1134060, 1228565, 1258530, 1323070, 1474278, 1587684, 1678040, 1719991, 1965704, 1984605, 2268120, 2457130, 2517060, 2646140, 2948556, 3175368, 3439982, 3685695, 3969210, 4914260, 5034120, 5159973, 5292280, 5897112, 6879964, 7371390, 7938420, 8599955, 9828520, 10319946, 13759928, 14742780, 15876840, 17199910, 20639892, 25799865, 29485560, 34399820, 41279784, 51599730, 68799640, 103199460, 206398920]

約数ペア:

[(1, 206398920), (2, 103199460), (3, 68799640), (4, 51599730), (5, 41279784), (6, 34399820), (7, 29485560), (8, 25799865), (10, 20639892), (12, 17199910), (13, 15876840), (14, 14742780), (15, 13759928), (20, 10319946), (21, 9828520), (24, 8599955), (26, 7938420), (28, 7371390), (30, 6879964), (35, 5897112), (39, 5292280), (40, 5159973), (41, 5034120), (42, 4914260), (52, 3969210), (56, 3685695), (60, 3439982), (65, 3175368), (70, 2948556), (78, 2646140), (82, 2517060), (84, 2457130), (91, 2268120), (104, 1984605), (105, 1965704), (120, 1719991), (123, 1678040), (130, 1587684), (140, 1474278), (156, 1323070), (164, 1258530), (168, 1228565), (182, 1134060), (195, 1058456), (205, 1006824), (210, 982852), (246, 839020), (260, 793842), (273, 756040), (280, 737139), (287, 719160), (312, 661535), (328, 629265), (364, 567030), (390, 529228), (410, 503412), (420, 491426), (455, 453624), (461, 447720), (492, 419510), (520, 396921), (533, 387240), (546, 378020), (574, 359580), (615, 335608), (728, 283515), (780, 264614), (820, 251706), (840, 245713), (861, 239720), (910, 226812), (922, 223860), (984, 209755), (1066, 193620), (1092, 189010), (1148, 179790), (1230, 167804), (1365, 151208), (1383, 149240), (1435, 143832), (1560, 132307), (1599, 129080), (1640, 125853), (1722, 119860), (1820, 113406), (1844, 111930), (2132, 96810), (2184, 94505), (2296, 89895), (2305, 89544), (2460, 83902), (2665, 77448), (2730, 75604), (2766, 74620), (2870, 71916), (3198, 64540), (3227, 63960), (3444, 59930), (3640, 56703), (3688, 55965), (3731, 55320), (4264, 48405), (4305, 47944), (4610, 44772), (4920, 41951), (5330, 38724), (5460, 37802), (5532, 37310), (5740, 35958), (5993, 34440), (6396, 32270), (6454, 31980), (6888, 29965), (6915, 29848), (7462, 27660), (7995, 25816), (8610, 23972), (9220, 22386), (9681, 21320), (10660, 19362), (10920, 18901), (11064, 18655), (11193, 18440), (11480, 17979), (11986, 17220), (12792, 16135), (12908, 15990), (13830, 14924)]