238173440

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 603977472

約数和(自身を除く): 365804032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 47, 64, 74, 80, 94, 107, 128, 148, 160, 185, 188, 214, 235, 256, 296, 320, 370, 376, 428, 470, 535, 592, 640, 740, 752, 856, 940, 1070, 1184, 1280, 1480, 1504, 1712, 1739, 1880, 2140, 2368, 2960, 3008, 3424, 3478, 3760, 3959, 4280, 4736, 5029, 5920, 6016, 6848, 6956, 7520, 7918, 8560, 8695, 9472, 10058, 11840, 12032, 13696, 13912, 15040, 15836, 17120, 17390, 19795, 20116, 23680, 25145, 27392, 27824, 30080, 31672, 34240, 34780, 39590, 40232, 47360, 50290, 55648, 60160, 63344, 68480, 69560, 79180, 80464, 100580, 111296, 126688, 136960, 139120, 158360, 160928, 186073, 201160, 222592, 253376, 278240, 316720, 321856, 372146, 402320, 445184, 506752, 556480, 633440, 643712, 744292, 804640, 930365, 1013504, 1112960, 1266880, 1287424, 1488584, 1609280, 1860730, 2225920, 2533760, 2977168, 3218560, 3721460, 5067520, 5954336, 6437120, 7442920, 11908672, 14885840, 23817344, 29771680, 47634688, 59543360, 119086720, 238173440]

約数ペア:

[(1, 238173440), (2, 119086720), (4, 59543360), (5, 47634688), (8, 29771680), (10, 23817344), (16, 14885840), (20, 11908672), (32, 7442920), (37, 6437120), (40, 5954336), (47, 5067520), (64, 3721460), (74, 3218560), (80, 2977168), (94, 2533760), (107, 2225920), (128, 1860730), (148, 1609280), (160, 1488584), (185, 1287424), (188, 1266880), (214, 1112960), (235, 1013504), (256, 930365), (296, 804640), (320, 744292), (370, 643712), (376, 633440), (428, 556480), (470, 506752), (535, 445184), (592, 402320), (640, 372146), (740, 321856), (752, 316720), (856, 278240), (940, 253376), (1070, 222592), (1184, 201160), (1280, 186073), (1480, 160928), (1504, 158360), (1712, 139120), (1739, 136960), (1880, 126688), (2140, 111296), (2368, 100580), (2960, 80464), (3008, 79180), (3424, 69560), (3478, 68480), (3760, 63344), (3959, 60160), (4280, 55648), (4736, 50290), (5029, 47360), (5920, 40232), (6016, 39590), (6848, 34780), (6956, 34240), (7520, 31672), (7918, 30080), (8560, 27824), (8695, 27392), (9472, 25145), (10058, 23680), (11840, 20116), (12032, 19795), (13696, 17390), (13912, 17120), (15040, 15836)]