918701490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 256

約数和(自身を含む): 2801664000

約数和(自身を除く): 1882962510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 37, 38, 42, 49, 57, 70, 74, 95, 98, 105, 111, 114, 127, 133, 147, 185, 190, 210, 222, 245, 254, 259, 266, 285, 294, 343, 370, 381, 399, 490, 518, 555, 570, 635, 665, 686, 703, 735, 762, 777, 798, 889, 931, 1029, 1110, 1270, 1295, 1330, 1406, 1470, 1554, 1715, 1778, 1813, 1862, 1905, 1995, 2058, 2109, 2413, 2590, 2667, 2793, 3430, 3515, 3626, 3810, 3885, 3990, 4218, 4445, 4655, 4699, 4826, 4921, 5145, 5334, 5439, 5586, 6223, 6517, 7030, 7239, 7770, 8890, 9065, 9310, 9398, 9842, 10290, 10545, 10878, 12065, 12446, 12691, 13034, 13335, 13965, 14097, 14478, 14763, 16891, 18130, 18669, 19551, 21090, 23495, 24130, 24605, 25382, 26670, 27195, 27930, 28194, 29526, 31115, 32585, 32893, 33782, 34447, 36195, 37338, 38073, 39102, 43561, 46990, 49210, 50673, 54390, 62230, 63455, 65170, 65786, 68894, 70485, 72390, 73815, 76146, 84455, 87122, 89281, 93345, 97755, 98679, 101346, 103341, 118237, 126910, 130683, 140970, 147630, 164465, 168910, 172235, 178562, 186690, 190365, 195510, 197358, 206682, 217805, 230251, 236474, 241129, 253365, 261366, 267843, 328930, 344470, 354711, 380730, 435610, 446405, 460502, 482258, 493395, 506730, 516705, 535686, 591185, 624967, 653415, 690753, 709422, 723387, 827659, 892810, 986790, 1033410, 1151255, 1182370, 1205645, 1249934, 1306830, 1339215, 1381506, 1446774, 1611757, 1655318, 1773555, 1874901, 2302510, 2411290, 2482977, 2678430, 3124835, 3223514, 3453765, 3547110, 3616935, 3749802, 4138295, 4374769, 4835271, 4965954, 6249670, 6907530, 7233870, 8058785, 8276590, 8749538, 9374505, 9670542, 12414885, 13124307, 16117570, 18749010, 21873845, 24176355, 24829770, 26248614, 30623383, 43747690, 48352710, 61246766, 65621535, 91870149, 131243070, 153116915, 183740298, 306233830, 459350745, 918701490]

約数ペア:

[(1, 918701490), (2, 459350745), (3, 306233830), (5, 183740298), (6, 153116915), (7, 131243070), (10, 91870149), (14, 65621535), (15, 61246766), (19, 48352710), (21, 43747690), (30, 30623383), (35, 26248614), (37, 24829770), (38, 24176355), (42, 21873845), (49, 18749010), (57, 16117570), (70, 13124307), (74, 12414885), (95, 9670542), (98, 9374505), (105, 8749538), (111, 8276590), (114, 8058785), (127, 7233870), (133, 6907530), (147, 6249670), (185, 4965954), (190, 4835271), (210, 4374769), (222, 4138295), (245, 3749802), (254, 3616935), (259, 3547110), (266, 3453765), (285, 3223514), (294, 3124835), (343, 2678430), (370, 2482977), (381, 2411290), (399, 2302510), (490, 1874901), (518, 1773555), (555, 1655318), (570, 1611757), (635, 1446774), (665, 1381506), (686, 1339215), (703, 1306830), (735, 1249934), (762, 1205645), (777, 1182370), (798, 1151255), (889, 1033410), (931, 986790), (1029, 892810), (1110, 827659), (1270, 723387), (1295, 709422), (1330, 690753), (1406, 653415), (1470, 624967), (1554, 591185), (1715, 535686), (1778, 516705), (1813, 506730), (1862, 493395), (1905, 482258), (1995, 460502), (2058, 446405), (2109, 435610), (2413, 380730), (2590, 354711), (2667, 344470), (2793, 328930), (3430, 267843), (3515, 261366), (3626, 253365), (3810, 241129), (3885, 236474), (3990, 230251), (4218, 217805), (4445, 206682), (4655, 197358), (4699, 195510), (4826, 190365), (4921, 186690), (5145, 178562), (5334, 172235), (5439, 168910), (5586, 164465), (6223, 147630), (6517, 140970), (7030, 130683), (7239, 126910), (7770, 118237), (8890, 103341), (9065, 101346), (9310, 98679), (9398, 97755), (9842, 93345), (10290, 89281), (10545, 87122), (10878, 84455), (12065, 76146), (12446, 73815), (12691, 72390), (13034, 70485), (13335, 68894), (13965, 65786), (14097, 65170), (14478, 63455), (14763, 62230), (16891, 54390), (18130, 50673), (18669, 49210), (19551, 46990), (21090, 43561), (23495, 39102), (24130, 38073), (24605, 37338), (25382, 36195), (26670, 34447), (27195, 33782), (27930, 32893), (28194, 32585), (29526, 31115)]