639962280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1973}}^1$

素因数の和:2060

約数の個数: 192

約数和(自身を含む): 2244911760

約数和(自身を除く): 1604949480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 53, 60, 68, 72, 85, 90, 102, 106, 120, 136, 153, 159, 170, 180, 204, 212, 255, 265, 306, 318, 340, 360, 408, 424, 477, 510, 530, 612, 636, 680, 765, 795, 901, 954, 1020, 1060, 1224, 1272, 1530, 1590, 1802, 1908, 1973, 2040, 2120, 2385, 2703, 3060, 3180, 3604, 3816, 3946, 4505, 4770, 5406, 5919, 6120, 6360, 7208, 7892, 8109, 9010, 9540, 9865, 10812, 11838, 13515, 15784, 16218, 17757, 18020, 19080, 19730, 21624, 23676, 27030, 29595, 32436, 33541, 35514, 36040, 39460, 40545, 47352, 54060, 59190, 64872, 67082, 71028, 78920, 81090, 88785, 100623, 104569, 108120, 118380, 134164, 142056, 162180, 167705, 177570, 201246, 209138, 236760, 268328, 301869, 313707, 324360, 335410, 355140, 402492, 418276, 503115, 522845, 603738, 627414, 670820, 710280, 804984, 836552, 941121, 1006230, 1045690, 1207476, 1254828, 1341640, 1509345, 1568535, 1777673, 1882242, 2012460, 2091380, 2414952, 2509656, 3018690, 3137070, 3555346, 3764484, 4024920, 4182760, 4705605, 5333019, 6037380, 6274140, 7110692, 7528968, 8888365, 9411210, 10666038, 12074760, 12548280, 14221384, 15999057, 17776730, 18822420, 21332076, 26665095, 31998114, 35553460, 37644840, 42664152, 53330190, 63996228, 71106920, 79995285, 106660380, 127992456, 159990570, 213320760, 319981140, 639962280]

約数ペア:

[(1, 639962280), (2, 319981140), (3, 213320760), (4, 159990570), (5, 127992456), (6, 106660380), (8, 79995285), (9, 71106920), (10, 63996228), (12, 53330190), (15, 42664152), (17, 37644840), (18, 35553460), (20, 31998114), (24, 26665095), (30, 21332076), (34, 18822420), (36, 17776730), (40, 15999057), (45, 14221384), (51, 12548280), (53, 12074760), (60, 10666038), (68, 9411210), (72, 8888365), (85, 7528968), (90, 7110692), (102, 6274140), (106, 6037380), (120, 5333019), (136, 4705605), (153, 4182760), (159, 4024920), (170, 3764484), (180, 3555346), (204, 3137070), (212, 3018690), (255, 2509656), (265, 2414952), (306, 2091380), (318, 2012460), (340, 1882242), (360, 1777673), (408, 1568535), (424, 1509345), (477, 1341640), (510, 1254828), (530, 1207476), (612, 1045690), (636, 1006230), (680, 941121), (765, 836552), (795, 804984), (901, 710280), (954, 670820), (1020, 627414), (1060, 603738), (1224, 522845), (1272, 503115), (1530, 418276), (1590, 402492), (1802, 355140), (1908, 335410), (1973, 324360), (2040, 313707), (2120, 301869), (2385, 268328), (2703, 236760), (3060, 209138), (3180, 201246), (3604, 177570), (3816, 167705), (3946, 162180), (4505, 142056), (4770, 134164), (5406, 118380), (5919, 108120), (6120, 104569), (6360, 100623), (7208, 88785), (7892, 81090), (8109, 78920), (9010, 71028), (9540, 67082), (9865, 64872), (10812, 59190), (11838, 54060), (13515, 47352), (15784, 40545), (16218, 39460), (17757, 36040), (18020, 35514), (19080, 33541), (19730, 32436), (21624, 29595), (23676, 27030)]