398343400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:588

約数の個数: 192

約数和(自身を含む): 1168675200

約数和(自身を除く): 770331800

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 43, 50, 52, 56, 65, 70, 86, 91, 100, 104, 130, 140, 172, 175, 182, 200, 215, 260, 280, 301, 325, 344, 350, 364, 430, 455, 509, 520, 559, 602, 650, 700, 728, 860, 910, 1018, 1075, 1118, 1204, 1300, 1400, 1505, 1720, 1820, 2036, 2150, 2236, 2275, 2408, 2545, 2600, 2795, 3010, 3563, 3640, 3913, 4072, 4300, 4472, 4550, 5090, 5590, 6020, 6617, 7126, 7525, 7826, 8600, 9100, 10180, 11180, 12040, 12725, 13234, 13975, 14252, 15050, 15652, 17815, 18200, 19565, 20360, 21887, 22360, 25450, 26468, 27950, 28504, 30100, 31304, 33085, 35630, 39130, 43774, 46319, 50900, 52936, 55900, 60200, 66170, 71260, 78260, 87548, 89075, 92638, 97825, 101800, 109435, 111800, 132340, 142520, 153209, 156520, 165425, 175096, 178150, 185276, 195650, 218870, 231595, 264680, 284531, 306418, 330850, 356300, 370552, 391300, 437740, 463190, 547175, 569062, 612836, 661700, 712600, 766045, 782600, 875480, 926380, 1094350, 1138124, 1157975, 1225672, 1323400, 1422655, 1532090, 1852760, 1991717, 2188700, 2276248, 2315950, 2845310, 3064180, 3830225, 3983434, 4377400, 4631900, 5690620, 6128360, 7113275, 7660450, 7966868, 9263800, 9958585, 11381240, 14226550, 15320900, 15933736, 19917170, 28453100, 30641800, 39834340, 49792925, 56906200, 79668680, 99585850, 199171700, 398343400]

約数ペア:

[(1, 398343400), (2, 199171700), (4, 99585850), (5, 79668680), (7, 56906200), (8, 49792925), (10, 39834340), (13, 30641800), (14, 28453100), (20, 19917170), (25, 15933736), (26, 15320900), (28, 14226550), (35, 11381240), (40, 9958585), (43, 9263800), (50, 7966868), (52, 7660450), (56, 7113275), (65, 6128360), (70, 5690620), (86, 4631900), (91, 4377400), (100, 3983434), (104, 3830225), (130, 3064180), (140, 2845310), (172, 2315950), (175, 2276248), (182, 2188700), (200, 1991717), (215, 1852760), (260, 1532090), (280, 1422655), (301, 1323400), (325, 1225672), (344, 1157975), (350, 1138124), (364, 1094350), (430, 926380), (455, 875480), (509, 782600), (520, 766045), (559, 712600), (602, 661700), (650, 612836), (700, 569062), (728, 547175), (860, 463190), (910, 437740), (1018, 391300), (1075, 370552), (1118, 356300), (1204, 330850), (1300, 306418), (1400, 284531), (1505, 264680), (1720, 231595), (1820, 218870), (2036, 195650), (2150, 185276), (2236, 178150), (2275, 175096), (2408, 165425), (2545, 156520), (2600, 153209), (2795, 142520), (3010, 132340), (3563, 111800), (3640, 109435), (3913, 101800), (4072, 97825), (4300, 92638), (4472, 89075), (4550, 87548), (5090, 78260), (5590, 71260), (6020, 66170), (6617, 60200), (7126, 55900), (7525, 52936), (7826, 50900), (8600, 46319), (9100, 43774), (10180, 39130), (11180, 35630), (12040, 33085), (12725, 31304), (13234, 30100), (13975, 28504), (14252, 27950), (15050, 26468), (15652, 25450), (17815, 22360), (18200, 21887), (19565, 20360)]