239647360

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 606320640

約数和(自身を除く): 366673280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 128, 155, 160, 188, 235, 248, 257, 310, 320, 376, 470, 496, 514, 620, 640, 752, 940, 992, 1028, 1240, 1285, 1457, 1504, 1880, 1984, 2056, 2480, 2570, 2914, 3008, 3760, 3968, 4112, 4960, 5140, 5828, 6016, 7285, 7520, 7967, 8224, 9920, 10280, 11656, 12079, 14570, 15040, 15934, 16448, 19840, 20560, 23312, 24158, 29140, 30080, 31868, 32896, 39835, 41120, 46624, 48316, 58280, 60395, 63736, 79670, 82240, 93248, 96632, 116560, 120790, 127472, 159340, 164480, 186496, 193264, 233120, 241580, 254944, 318680, 374449, 386528, 466240, 483160, 509888, 637360, 748898, 773056, 932480, 966320, 1019776, 1274720, 1497796, 1546112, 1872245, 1932640, 2549440, 2995592, 3744490, 3865280, 5098880, 5991184, 7488980, 7730560, 11982368, 14977960, 23964736, 29955920, 47929472, 59911840, 119823680, 239647360]

約数ペア:

[(1, 239647360), (2, 119823680), (4, 59911840), (5, 47929472), (8, 29955920), (10, 23964736), (16, 14977960), (20, 11982368), (31, 7730560), (32, 7488980), (40, 5991184), (47, 5098880), (62, 3865280), (64, 3744490), (80, 2995592), (94, 2549440), (124, 1932640), (128, 1872245), (155, 1546112), (160, 1497796), (188, 1274720), (235, 1019776), (248, 966320), (257, 932480), (310, 773056), (320, 748898), (376, 637360), (470, 509888), (496, 483160), (514, 466240), (620, 386528), (640, 374449), (752, 318680), (940, 254944), (992, 241580), (1028, 233120), (1240, 193264), (1285, 186496), (1457, 164480), (1504, 159340), (1880, 127472), (1984, 120790), (2056, 116560), (2480, 96632), (2570, 93248), (2914, 82240), (3008, 79670), (3760, 63736), (3968, 60395), (4112, 58280), (4960, 48316), (5140, 46624), (5828, 41120), (6016, 39835), (7285, 32896), (7520, 31868), (7967, 30080), (8224, 29140), (9920, 24158), (10280, 23312), (11656, 20560), (12079, 19840), (14570, 16448), (15040, 15934)]