75921720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 256

約数和(自身を含む): 282009600

約数和(自身を除く): 206087880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 67, 70, 71, 76, 84, 95, 105, 114, 120, 133, 134, 140, 142, 152, 168, 190, 201, 210, 213, 228, 266, 268, 280, 284, 285, 335, 355, 380, 399, 402, 420, 426, 456, 469, 497, 532, 536, 568, 570, 665, 670, 710, 760, 798, 804, 840, 852, 938, 994, 1005, 1064, 1065, 1140, 1273, 1330, 1340, 1349, 1407, 1420, 1491, 1596, 1608, 1704, 1876, 1988, 1995, 2010, 2130, 2280, 2345, 2485, 2546, 2660, 2680, 2698, 2814, 2840, 2982, 3192, 3752, 3819, 3976, 3990, 4020, 4047, 4260, 4690, 4757, 4970, 5092, 5320, 5396, 5628, 5964, 6365, 6745, 7035, 7455, 7638, 7980, 8040, 8094, 8520, 8911, 9380, 9443, 9514, 9940, 10184, 10792, 11256, 11928, 12730, 13490, 14070, 14271, 14910, 15276, 15960, 16188, 17822, 18760, 18886, 19028, 19095, 19880, 20235, 23785, 25460, 26733, 26980, 28140, 28329, 28542, 29820, 30552, 32376, 33299, 35644, 37772, 38056, 38190, 40470, 44555, 47215, 47570, 50920, 53466, 53960, 56280, 56658, 57084, 59640, 66598, 71288, 71355, 75544, 76380, 80940, 89110, 90383, 94430, 95140, 99897, 106932, 113316, 114168, 133196, 133665, 141645, 142710, 152760, 161880, 166495, 178220, 180766, 188860, 190280, 199794, 213864, 226632, 266392, 267330, 271149, 283290, 285420, 332990, 356440, 361532, 377720, 399588, 451915, 499485, 534660, 542298, 566580, 570840, 632681, 665980, 723064, 799176, 903830, 998970, 1069320, 1084596, 1133160, 1265362, 1331960, 1355745, 1807660, 1898043, 1997940, 2169192, 2530724, 2711490, 3163405, 3615320, 3796086, 3995880, 5061448, 5422980, 6326810, 7592172, 9490215, 10845960, 12653620, 15184344, 18980430, 25307240, 37960860, 75921720]

約数ペア:

[(1, 75921720), (2, 37960860), (3, 25307240), (4, 18980430), (5, 15184344), (6, 12653620), (7, 10845960), (8, 9490215), (10, 7592172), (12, 6326810), (14, 5422980), (15, 5061448), (19, 3995880), (20, 3796086), (21, 3615320), (24, 3163405), (28, 2711490), (30, 2530724), (35, 2169192), (38, 1997940), (40, 1898043), (42, 1807660), (56, 1355745), (57, 1331960), (60, 1265362), (67, 1133160), (70, 1084596), (71, 1069320), (76, 998970), (84, 903830), (95, 799176), (105, 723064), (114, 665980), (120, 632681), (133, 570840), (134, 566580), (140, 542298), (142, 534660), (152, 499485), (168, 451915), (190, 399588), (201, 377720), (210, 361532), (213, 356440), (228, 332990), (266, 285420), (268, 283290), (280, 271149), (284, 267330), (285, 266392), (335, 226632), (355, 213864), (380, 199794), (399, 190280), (402, 188860), (420, 180766), (426, 178220), (456, 166495), (469, 161880), (497, 152760), (532, 142710), (536, 141645), (568, 133665), (570, 133196), (665, 114168), (670, 113316), (710, 106932), (760, 99897), (798, 95140), (804, 94430), (840, 90383), (852, 89110), (938, 80940), (994, 76380), (1005, 75544), (1064, 71355), (1065, 71288), (1140, 66598), (1273, 59640), (1330, 57084), (1340, 56658), (1349, 56280), (1407, 53960), (1420, 53466), (1491, 50920), (1596, 47570), (1608, 47215), (1704, 44555), (1876, 40470), (1988, 38190), (1995, 38056), (2010, 37772), (2130, 35644), (2280, 33299), (2345, 32376), (2485, 30552), (2546, 29820), (2660, 28542), (2680, 28329), (2698, 28140), (2814, 26980), (2840, 26733), (2982, 25460), (3192, 23785), (3752, 20235), (3819, 19880), (3976, 19095), (3990, 19028), (4020, 18886), (4047, 18760), (4260, 17822), (4690, 16188), (4757, 15960), (4970, 15276), (5092, 14910), (5320, 14271), (5396, 14070), (5628, 13490), (5964, 12730), (6365, 11928), (6745, 11256), (7035, 10792), (7455, 10184), (7638, 9940), (7980, 9514), (8040, 9443), (8094, 9380), (8520, 8911)]