74779440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 263316480

約数和(自身を除く): 188537040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 31, 38, 40, 46, 48, 57, 60, 62, 69, 76, 80, 92, 93, 95, 114, 115, 120, 124, 138, 152, 155, 184, 186, 190, 228, 230, 240, 248, 276, 285, 304, 310, 345, 368, 372, 380, 437, 456, 460, 465, 496, 529, 552, 570, 589, 620, 690, 713, 744, 760, 874, 912, 920, 930, 1058, 1104, 1140, 1178, 1240, 1311, 1380, 1426, 1488, 1520, 1587, 1748, 1767, 1840, 1860, 2116, 2139, 2185, 2280, 2356, 2480, 2622, 2645, 2760, 2852, 2945, 3174, 3496, 3534, 3565, 3720, 4232, 4278, 4370, 4560, 4712, 5244, 5290, 5520, 5704, 5890, 6348, 6555, 6992, 7068, 7130, 7440, 7935, 8464, 8556, 8740, 8835, 9424, 10051, 10488, 10580, 10695, 11408, 11780, 12696, 13110, 13547, 14136, 14260, 15870, 16399, 17112, 17480, 17670, 20102, 20976, 21160, 21390, 23560, 25392, 26220, 27094, 28272, 28520, 30153, 31740, 32798, 34224, 34960, 35340, 40204, 40641, 42320, 42780, 47120, 49197, 50255, 52440, 54188, 57040, 60306, 63480, 65596, 67735, 70680, 80408, 81282, 81995, 85560, 98394, 100510, 104880, 108376, 120612, 126960, 131192, 135470, 141360, 150765, 160816, 162564, 163990, 171120, 196788, 201020, 203205, 216752, 241224, 245985, 262384, 270940, 301530, 311581, 325128, 327980, 393576, 402040, 406410, 482448, 491970, 541880, 603060, 623162, 650256, 655960, 787152, 804080, 812820, 934743, 983940, 1083760, 1206120, 1246324, 1311920, 1557905, 1625640, 1869486, 1967880, 2412240, 2492648, 3115810, 3251280, 3738972, 3935760, 4673715, 4985296, 6231620, 7477944, 9347430, 12463240, 14955888, 18694860, 24926480, 37389720, 74779440]

約数ペア:

[(1, 74779440), (2, 37389720), (3, 24926480), (4, 18694860), (5, 14955888), (6, 12463240), (8, 9347430), (10, 7477944), (12, 6231620), (15, 4985296), (16, 4673715), (19, 3935760), (20, 3738972), (23, 3251280), (24, 3115810), (30, 2492648), (31, 2412240), (38, 1967880), (40, 1869486), (46, 1625640), (48, 1557905), (57, 1311920), (60, 1246324), (62, 1206120), (69, 1083760), (76, 983940), (80, 934743), (92, 812820), (93, 804080), (95, 787152), (114, 655960), (115, 650256), (120, 623162), (124, 603060), (138, 541880), (152, 491970), (155, 482448), (184, 406410), (186, 402040), (190, 393576), (228, 327980), (230, 325128), (240, 311581), (248, 301530), (276, 270940), (285, 262384), (304, 245985), (310, 241224), (345, 216752), (368, 203205), (372, 201020), (380, 196788), (437, 171120), (456, 163990), (460, 162564), (465, 160816), (496, 150765), (529, 141360), (552, 135470), (570, 131192), (589, 126960), (620, 120612), (690, 108376), (713, 104880), (744, 100510), (760, 98394), (874, 85560), (912, 81995), (920, 81282), (930, 80408), (1058, 70680), (1104, 67735), (1140, 65596), (1178, 63480), (1240, 60306), (1311, 57040), (1380, 54188), (1426, 52440), (1488, 50255), (1520, 49197), (1587, 47120), (1748, 42780), (1767, 42320), (1840, 40641), (1860, 40204), (2116, 35340), (2139, 34960), (2185, 34224), (2280, 32798), (2356, 31740), (2480, 30153), (2622, 28520), (2645, 28272), (2760, 27094), (2852, 26220), (2945, 25392), (3174, 23560), (3496, 21390), (3534, 21160), (3565, 20976), (3720, 20102), (4232, 17670), (4278, 17480), (4370, 17112), (4560, 16399), (4712, 15870), (5244, 14260), (5290, 14136), (5520, 13547), (5704, 13110), (5890, 12696), (6348, 11780), (6555, 11408), (6992, 10695), (7068, 10580), (7130, 10488), (7440, 10051), (7935, 9424), (8464, 8835), (8556, 8740)]