207768320

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 528480288

約数和(自身を除く): 320711968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 41, 64, 74, 80, 82, 107, 128, 148, 160, 164, 185, 205, 214, 256, 296, 320, 328, 370, 410, 428, 535, 592, 640, 656, 740, 820, 856, 1070, 1184, 1280, 1312, 1480, 1517, 1640, 1712, 2140, 2368, 2624, 2960, 3034, 3280, 3424, 3959, 4280, 4387, 4736, 5248, 5920, 6068, 6560, 6848, 7585, 7918, 8560, 8774, 9472, 10496, 11840, 12136, 13120, 13696, 15170, 15836, 17120, 17548, 19795, 21935, 23680, 24272, 26240, 27392, 30340, 31672, 34240, 35096, 39590, 43870, 47360, 48544, 52480, 60680, 63344, 68480, 70192, 79180, 87740, 97088, 121360, 126688, 136960, 140384, 158360, 162319, 175480, 194176, 242720, 253376, 280768, 316720, 324638, 350960, 388352, 485440, 506752, 561536, 633440, 649276, 701920, 811595, 970880, 1013504, 1123072, 1266880, 1298552, 1403840, 1623190, 1941760, 2533760, 2597104, 2807680, 3246380, 5067520, 5194208, 5615360, 6492760, 10388416, 12985520, 20776832, 25971040, 41553664, 51942080, 103884160, 207768320]

約数ペア:

[(1, 207768320), (2, 103884160), (4, 51942080), (5, 41553664), (8, 25971040), (10, 20776832), (16, 12985520), (20, 10388416), (32, 6492760), (37, 5615360), (40, 5194208), (41, 5067520), (64, 3246380), (74, 2807680), (80, 2597104), (82, 2533760), (107, 1941760), (128, 1623190), (148, 1403840), (160, 1298552), (164, 1266880), (185, 1123072), (205, 1013504), (214, 970880), (256, 811595), (296, 701920), (320, 649276), (328, 633440), (370, 561536), (410, 506752), (428, 485440), (535, 388352), (592, 350960), (640, 324638), (656, 316720), (740, 280768), (820, 253376), (856, 242720), (1070, 194176), (1184, 175480), (1280, 162319), (1312, 158360), (1480, 140384), (1517, 136960), (1640, 126688), (1712, 121360), (2140, 97088), (2368, 87740), (2624, 79180), (2960, 70192), (3034, 68480), (3280, 63344), (3424, 60680), (3959, 52480), (4280, 48544), (4387, 47360), (4736, 43870), (5248, 39590), (5920, 35096), (6068, 34240), (6560, 31672), (6848, 30340), (7585, 27392), (7918, 26240), (8560, 24272), (8774, 23680), (9472, 21935), (10496, 19795), (11840, 17548), (12136, 17120), (13120, 15836), (13696, 15170)]