181694720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 474862080

約数和(自身を除く): 293167360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 128, 152, 155, 160, 190, 241, 248, 256, 304, 310, 320, 380, 482, 496, 589, 608, 620, 640, 760, 964, 992, 1178, 1205, 1216, 1240, 1280, 1520, 1928, 1984, 2356, 2410, 2432, 2480, 2945, 3040, 3856, 3968, 4579, 4712, 4820, 4864, 4960, 5890, 6080, 7471, 7712, 7936, 9158, 9424, 9640, 9920, 11780, 12160, 14942, 15424, 18316, 18848, 19280, 19840, 22895, 23560, 24320, 29884, 30848, 36632, 37355, 37696, 38560, 39680, 45790, 47120, 59768, 61696, 73264, 74710, 75392, 77120, 91580, 94240, 119536, 141949, 146528, 149420, 150784, 154240, 183160, 188480, 239072, 283898, 293056, 298840, 308480, 366320, 376960, 478144, 567796, 586112, 597680, 709745, 732640, 753920, 956288, 1135592, 1172224, 1195360, 1419490, 1465280, 1912576, 2271184, 2390720, 2838980, 2930560, 4542368, 4781440, 5677960, 5861120, 9084736, 9562880, 11355920, 18169472, 22711840, 36338944, 45423680, 90847360, 181694720]

約数ペア:

[(1, 181694720), (2, 90847360), (4, 45423680), (5, 36338944), (8, 22711840), (10, 18169472), (16, 11355920), (19, 9562880), (20, 9084736), (31, 5861120), (32, 5677960), (38, 4781440), (40, 4542368), (62, 2930560), (64, 2838980), (76, 2390720), (80, 2271184), (95, 1912576), (124, 1465280), (128, 1419490), (152, 1195360), (155, 1172224), (160, 1135592), (190, 956288), (241, 753920), (248, 732640), (256, 709745), (304, 597680), (310, 586112), (320, 567796), (380, 478144), (482, 376960), (496, 366320), (589, 308480), (608, 298840), (620, 293056), (640, 283898), (760, 239072), (964, 188480), (992, 183160), (1178, 154240), (1205, 150784), (1216, 149420), (1240, 146528), (1280, 141949), (1520, 119536), (1928, 94240), (1984, 91580), (2356, 77120), (2410, 75392), (2432, 74710), (2480, 73264), (2945, 61696), (3040, 59768), (3856, 47120), (3968, 45790), (4579, 39680), (4712, 38560), (4820, 37696), (4864, 37355), (4960, 36632), (5890, 30848), (6080, 29884), (7471, 24320), (7712, 23560), (7936, 22895), (9158, 19840), (9424, 19280), (9640, 18848), (9920, 18316), (11780, 15424), (12160, 14942)]