1838397680

素因数分解:

$2^4\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{563}}^1$

素因数の和:621

約数の個数: 200

約数和(自身を含む): 5289049872

約数和(自身を除く): 3450652192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 343, 392, 476, 490, 560, 563, 595, 680, 686, 784, 833, 952, 980, 1126, 1190, 1360, 1372, 1666, 1715, 1904, 1960, 2252, 2380, 2401, 2744, 2815, 3332, 3430, 3920, 3941, 4165, 4504, 4760, 4802, 5488, 5630, 5831, 6664, 6860, 7882, 8330, 9008, 9520, 9571, 9604, 11260, 11662, 12005, 13328, 13720, 15764, 16660, 19142, 19208, 19705, 22520, 23324, 24010, 27440, 27587, 29155, 31528, 33320, 38284, 38416, 39410, 40817, 45040, 46648, 47855, 48020, 55174, 58310, 63056, 66640, 66997, 76568, 78820, 81634, 93296, 95710, 96040, 110348, 116620, 133994, 137935, 153136, 157640, 163268, 191420, 192080, 193109, 204085, 220696, 233240, 267988, 275870, 315280, 326536, 334985, 382840, 386218, 408170, 441392, 466480, 468979, 535976, 551740, 653072, 669970, 765680, 772436, 816340, 937958, 965545, 1071952, 1103480, 1339940, 1351763, 1544872, 1632680, 1875916, 1931090, 2206960, 2344895, 2679880, 2703526, 3089744, 3265360, 3282853, 3751832, 3862180, 4689790, 5359760, 5407052, 6565706, 6758815, 7503664, 7724360, 9379580, 10814104, 13131412, 13517630, 15448720, 16414265, 18759160, 21628208, 22979971, 26262824, 27035260, 32828530, 37518320, 45959942, 52525648, 54070520, 65657060, 91919884, 108141040, 114899855, 131314120, 183839768, 229799710, 262628240, 367679536, 459599420, 919198840, 1838397680]

約数ペア:

[(1, 1838397680), (2, 919198840), (4, 459599420), (5, 367679536), (7, 262628240), (8, 229799710), (10, 183839768), (14, 131314120), (16, 114899855), (17, 108141040), (20, 91919884), (28, 65657060), (34, 54070520), (35, 52525648), (40, 45959942), (49, 37518320), (56, 32828530), (68, 27035260), (70, 26262824), (80, 22979971), (85, 21628208), (98, 18759160), (112, 16414265), (119, 15448720), (136, 13517630), (140, 13131412), (170, 10814104), (196, 9379580), (238, 7724360), (245, 7503664), (272, 6758815), (280, 6565706), (340, 5407052), (343, 5359760), (392, 4689790), (476, 3862180), (490, 3751832), (560, 3282853), (563, 3265360), (595, 3089744), (680, 2703526), (686, 2679880), (784, 2344895), (833, 2206960), (952, 1931090), (980, 1875916), (1126, 1632680), (1190, 1544872), (1360, 1351763), (1372, 1339940), (1666, 1103480), (1715, 1071952), (1904, 965545), (1960, 937958), (2252, 816340), (2380, 772436), (2401, 765680), (2744, 669970), (2815, 653072), (3332, 551740), (3430, 535976), (3920, 468979), (3941, 466480), (4165, 441392), (4504, 408170), (4760, 386218), (4802, 382840), (5488, 334985), (5630, 326536), (5831, 315280), (6664, 275870), (6860, 267988), (7882, 233240), (8330, 220696), (9008, 204085), (9520, 193109), (9571, 192080), (9604, 191420), (11260, 163268), (11662, 157640), (12005, 153136), (13328, 137935), (13720, 133994), (15764, 116620), (16660, 110348), (19142, 96040), (19208, 95710), (19705, 93296), (22520, 81634), (23324, 78820), (24010, 76568), (27440, 66997), (27587, 66640), (29155, 63056), (31528, 58310), (33320, 55174), (38284, 48020), (38416, 47855), (39410, 46648), (40817, 45040)]