77276800

素因数分解:

$2^7\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 192

約数和(自身を含む): 212486400

約数和(自身を除く): 135209600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 41, 50, 62, 64, 76, 80, 82, 95, 100, 124, 128, 152, 155, 160, 164, 190, 200, 205, 248, 304, 310, 320, 328, 380, 400, 410, 475, 496, 589, 608, 620, 640, 656, 760, 775, 779, 800, 820, 950, 992, 1025, 1178, 1216, 1240, 1271, 1312, 1520, 1550, 1558, 1600, 1640, 1900, 1984, 2050, 2356, 2432, 2480, 2542, 2624, 2945, 3040, 3100, 3116, 3200, 3280, 3800, 3895, 3968, 4100, 4712, 4960, 5084, 5248, 5890, 6080, 6200, 6232, 6355, 6560, 7600, 7790, 8200, 9424, 9920, 10168, 11780, 12160, 12400, 12464, 12710, 13120, 14725, 15200, 15580, 16400, 18848, 19475, 19840, 20336, 23560, 24149, 24800, 24928, 25420, 26240, 29450, 30400, 31160, 31775, 32800, 37696, 38950, 40672, 47120, 48298, 49600, 49856, 50840, 58900, 60800, 62320, 63550, 65600, 75392, 77900, 81344, 94240, 96596, 99200, 99712, 101680, 117800, 120745, 124640, 127100, 131200, 155800, 162688, 188480, 193192, 203360, 235600, 241490, 249280, 254200, 311600, 376960, 386384, 406720, 471200, 482980, 498560, 508400, 603725, 623200, 772768, 813440, 942400, 965960, 1016800, 1207450, 1246400, 1545536, 1884800, 1931920, 2033600, 2414900, 2492800, 3091072, 3863840, 4067200, 4829800, 7727680, 9659600, 15455360, 19319200, 38638400, 77276800]

約数ペア:

[(1, 77276800), (2, 38638400), (4, 19319200), (5, 15455360), (8, 9659600), (10, 7727680), (16, 4829800), (19, 4067200), (20, 3863840), (25, 3091072), (31, 2492800), (32, 2414900), (38, 2033600), (40, 1931920), (41, 1884800), (50, 1545536), (62, 1246400), (64, 1207450), (76, 1016800), (80, 965960), (82, 942400), (95, 813440), (100, 772768), (124, 623200), (128, 603725), (152, 508400), (155, 498560), (160, 482980), (164, 471200), (190, 406720), (200, 386384), (205, 376960), (248, 311600), (304, 254200), (310, 249280), (320, 241490), (328, 235600), (380, 203360), (400, 193192), (410, 188480), (475, 162688), (496, 155800), (589, 131200), (608, 127100), (620, 124640), (640, 120745), (656, 117800), (760, 101680), (775, 99712), (779, 99200), (800, 96596), (820, 94240), (950, 81344), (992, 77900), (1025, 75392), (1178, 65600), (1216, 63550), (1240, 62320), (1271, 60800), (1312, 58900), (1520, 50840), (1550, 49856), (1558, 49600), (1600, 48298), (1640, 47120), (1900, 40672), (1984, 38950), (2050, 37696), (2356, 32800), (2432, 31775), (2480, 31160), (2542, 30400), (2624, 29450), (2945, 26240), (3040, 25420), (3100, 24928), (3116, 24800), (3200, 24149), (3280, 23560), (3800, 20336), (3895, 19840), (3968, 19475), (4100, 18848), (4712, 16400), (4960, 15580), (5084, 15200), (5248, 14725), (5890, 13120), (6080, 12710), (6200, 12464), (6232, 12400), (6355, 12160), (6560, 11780), (7600, 10168), (7790, 9920), (8200, 9424)]