381036640

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 192

約数和(自身を含む): 1027131840

約数和(自身を除く): 646095200

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 68, 73, 76, 80, 85, 95, 101, 136, 146, 152, 160, 170, 190, 202, 272, 292, 304, 323, 340, 365, 380, 404, 505, 544, 584, 608, 646, 680, 730, 760, 808, 1010, 1168, 1241, 1292, 1360, 1387, 1460, 1520, 1615, 1616, 1717, 1919, 2020, 2336, 2482, 2584, 2720, 2774, 2920, 3040, 3230, 3232, 3434, 3838, 4040, 4964, 5168, 5548, 5840, 6205, 6460, 6868, 6935, 7373, 7676, 8080, 8585, 9595, 9928, 10336, 11096, 11680, 12410, 12920, 13736, 13870, 14746, 15352, 16160, 17170, 19190, 19856, 22192, 23579, 24820, 25840, 27472, 27740, 29492, 30704, 32623, 34340, 36865, 38380, 39712, 44384, 47158, 49640, 51680, 54944, 55480, 58984, 61408, 65246, 68680, 73730, 76760, 94316, 99280, 110960, 117895, 117968, 125341, 130492, 137360, 140087, 147460, 153520, 163115, 188632, 198560, 221920, 235790, 235936, 250682, 260984, 274720, 280174, 294920, 307040, 326230, 377264, 471580, 501364, 521968, 560348, 589840, 626705, 652460, 700435, 754528, 943160, 1002728, 1043936, 1120696, 1179680, 1253410, 1304920, 1400870, 1886320, 2005456, 2241392, 2381479, 2506820, 2609840, 2801740, 3772640, 4010912, 4482784, 4762958, 5013640, 5219680, 5603480, 9525916, 10027280, 11206960, 11907395, 19051832, 20054560, 22413920, 23814790, 38103664, 47629580, 76207328, 95259160, 190518320, 381036640]

約数ペア:

[(1, 381036640), (2, 190518320), (4, 95259160), (5, 76207328), (8, 47629580), (10, 38103664), (16, 23814790), (17, 22413920), (19, 20054560), (20, 19051832), (32, 11907395), (34, 11206960), (38, 10027280), (40, 9525916), (68, 5603480), (73, 5219680), (76, 5013640), (80, 4762958), (85, 4482784), (95, 4010912), (101, 3772640), (136, 2801740), (146, 2609840), (152, 2506820), (160, 2381479), (170, 2241392), (190, 2005456), (202, 1886320), (272, 1400870), (292, 1304920), (304, 1253410), (323, 1179680), (340, 1120696), (365, 1043936), (380, 1002728), (404, 943160), (505, 754528), (544, 700435), (584, 652460), (608, 626705), (646, 589840), (680, 560348), (730, 521968), (760, 501364), (808, 471580), (1010, 377264), (1168, 326230), (1241, 307040), (1292, 294920), (1360, 280174), (1387, 274720), (1460, 260984), (1520, 250682), (1615, 235936), (1616, 235790), (1717, 221920), (1919, 198560), (2020, 188632), (2336, 163115), (2482, 153520), (2584, 147460), (2720, 140087), (2774, 137360), (2920, 130492), (3040, 125341), (3230, 117968), (3232, 117895), (3434, 110960), (3838, 99280), (4040, 94316), (4964, 76760), (5168, 73730), (5548, 68680), (5840, 65246), (6205, 61408), (6460, 58984), (6868, 55480), (6935, 54944), (7373, 51680), (7676, 49640), (8080, 47158), (8585, 44384), (9595, 39712), (9928, 38380), (10336, 36865), (11096, 34340), (11680, 32623), (12410, 30704), (12920, 29492), (13736, 27740), (13870, 27472), (14746, 25840), (15352, 24820), (16160, 23579), (17170, 22192), (19190, 19856)]