998710830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 256

約数和(自身を含む): 3048192000

約数和(自身を除く): 2049481170

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 23, 26, 27, 30, 39, 45, 46, 54, 65, 69, 78, 89, 90, 115, 117, 130, 135, 138, 139, 178, 195, 207, 230, 234, 267, 270, 278, 299, 345, 351, 390, 414, 417, 445, 534, 585, 598, 621, 690, 695, 702, 801, 834, 890, 897, 1035, 1157, 1170, 1242, 1251, 1335, 1390, 1495, 1602, 1755, 1794, 1807, 2047, 2070, 2085, 2314, 2403, 2502, 2670, 2691, 2990, 3105, 3197, 3471, 3510, 3614, 3753, 4005, 4094, 4170, 4485, 4806, 5382, 5421, 5785, 6141, 6210, 6255, 6394, 6942, 7506, 8010, 8073, 8970, 9035, 9591, 10235, 10413, 10842, 11570, 12015, 12282, 12371, 12510, 13455, 15985, 16146, 16263, 17355, 18070, 18423, 18765, 19182, 20470, 20826, 24030, 24742, 26611, 26910, 27105, 28773, 30705, 31239, 31970, 32526, 34710, 36846, 37113, 37530, 40365, 41561, 47955, 48789, 52065, 53222, 54210, 55269, 57546, 61410, 61855, 62478, 74226, 79833, 80730, 81315, 83122, 86319, 92115, 95910, 97578, 104130, 110538, 111339, 123710, 124683, 133055, 143865, 156195, 159666, 160823, 162630, 172638, 184230, 185565, 207805, 222678, 239499, 243945, 249366, 266110, 276345, 284533, 287730, 312390, 321646, 334017, 371130, 374049, 399165, 415610, 431595, 478998, 482469, 487890, 552690, 556695, 569066, 623415, 668034, 718497, 748098, 798330, 804115, 853599, 863190, 964938, 1113390, 1122147, 1197495, 1246830, 1422665, 1436994, 1447407, 1608230, 1670085, 1707198, 1870245, 2244294, 2394990, 2412345, 2560797, 2845330, 2894814, 3340170, 3592485, 3698929, 3740490, 4267995, 4342221, 4824690, 5121594, 5610735, 7184970, 7237035, 7397858, 7682391, 8535990, 8684442, 11096787, 11221470, 12803985, 14474070, 15364782, 18494645, 21711105, 22193574, 25607970, 33290361, 36989290, 38411955, 43422210, 55483935, 66580722, 76823910, 99871083, 110967870, 166451805, 199742166, 332903610, 499355415, 998710830]

約数ペア:

[(1, 998710830), (2, 499355415), (3, 332903610), (5, 199742166), (6, 166451805), (9, 110967870), (10, 99871083), (13, 76823910), (15, 66580722), (18, 55483935), (23, 43422210), (26, 38411955), (27, 36989290), (30, 33290361), (39, 25607970), (45, 22193574), (46, 21711105), (54, 18494645), (65, 15364782), (69, 14474070), (78, 12803985), (89, 11221470), (90, 11096787), (115, 8684442), (117, 8535990), (130, 7682391), (135, 7397858), (138, 7237035), (139, 7184970), (178, 5610735), (195, 5121594), (207, 4824690), (230, 4342221), (234, 4267995), (267, 3740490), (270, 3698929), (278, 3592485), (299, 3340170), (345, 2894814), (351, 2845330), (390, 2560797), (414, 2412345), (417, 2394990), (445, 2244294), (534, 1870245), (585, 1707198), (598, 1670085), (621, 1608230), (690, 1447407), (695, 1436994), (702, 1422665), (801, 1246830), (834, 1197495), (890, 1122147), (897, 1113390), (1035, 964938), (1157, 863190), (1170, 853599), (1242, 804115), (1251, 798330), (1335, 748098), (1390, 718497), (1495, 668034), (1602, 623415), (1755, 569066), (1794, 556695), (1807, 552690), (2047, 487890), (2070, 482469), (2085, 478998), (2314, 431595), (2403, 415610), (2502, 399165), (2670, 374049), (2691, 371130), (2990, 334017), (3105, 321646), (3197, 312390), (3471, 287730), (3510, 284533), (3614, 276345), (3753, 266110), (4005, 249366), (4094, 243945), (4170, 239499), (4485, 222678), (4806, 207805), (5382, 185565), (5421, 184230), (5785, 172638), (6141, 162630), (6210, 160823), (6255, 159666), (6394, 156195), (6942, 143865), (7506, 133055), (8010, 124683), (8073, 123710), (8970, 111339), (9035, 110538), (9591, 104130), (10235, 97578), (10413, 95910), (10842, 92115), (11570, 86319), (12015, 83122), (12282, 81315), (12371, 80730), (12510, 79833), (13455, 74226), (15985, 62478), (16146, 61855), (16263, 61410), (17355, 57546), (18070, 55269), (18423, 54210), (18765, 53222), (19182, 52065), (20470, 48789), (20826, 47955), (24030, 41561), (24742, 40365), (26611, 37530), (26910, 37113), (27105, 36846), (28773, 34710), (30705, 32526), (31239, 31970)]