419675520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:705

約数の個数: 256

約数和(自身を含む): 1508751360

約数和(自身を除く): 1089075840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 32, 33, 40, 44, 48, 55, 60, 62, 64, 66, 80, 88, 93, 96, 110, 120, 124, 128, 132, 155, 160, 165, 176, 186, 192, 220, 240, 248, 264, 310, 320, 330, 341, 352, 372, 384, 440, 465, 480, 496, 528, 620, 640, 641, 660, 682, 704, 744, 880, 930, 960, 992, 1023, 1056, 1240, 1282, 1320, 1364, 1408, 1488, 1705, 1760, 1860, 1920, 1923, 1984, 2046, 2112, 2480, 2564, 2640, 2728, 2976, 3205, 3410, 3520, 3720, 3846, 3968, 4092, 4224, 4960, 5115, 5128, 5280, 5456, 5952, 6410, 6820, 7040, 7051, 7440, 7692, 8184, 9615, 9920, 10230, 10256, 10560, 10912, 11904, 12820, 13640, 14102, 14880, 15384, 16368, 19230, 19840, 19871, 20460, 20512, 21120, 21153, 21824, 25640, 27280, 28204, 29760, 30768, 32736, 35255, 38460, 39742, 40920, 41024, 42306, 43648, 51280, 54560, 56408, 59520, 59613, 61536, 65472, 70510, 76920, 79484, 81840, 82048, 84612, 99355, 102560, 105765, 109120, 112816, 119226, 123072, 130944, 141020, 153840, 158968, 163680, 169224, 198710, 205120, 211530, 218240, 218581, 225632, 238452, 246144, 282040, 298065, 307680, 317936, 327360, 338448, 397420, 410240, 423060, 437162, 451264, 476904, 564080, 596130, 615360, 635872, 654720, 655743, 676896, 794840, 846120, 874324, 902528, 953808, 1092905, 1128160, 1192260, 1230720, 1271744, 1311486, 1353792, 1589680, 1692240, 1748648, 1907616, 2185810, 2256320, 2384520, 2543488, 2622972, 2707584, 3179360, 3278715, 3384480, 3497296, 3815232, 4371620, 4512640, 4769040, 5245944, 6358720, 6557430, 6768960, 6994592, 7630464, 8743240, 9538080, 10491888, 12717440, 13114860, 13537920, 13989184, 17486480, 19076160, 20983776, 26229720, 27978368, 34972960, 38152320, 41967552, 52459440, 69945920, 83935104, 104918880, 139891840, 209837760, 419675520]

約数ペア:

[(1, 419675520), (2, 209837760), (3, 139891840), (4, 104918880), (5, 83935104), (6, 69945920), (8, 52459440), (10, 41967552), (11, 38152320), (12, 34972960), (15, 27978368), (16, 26229720), (20, 20983776), (22, 19076160), (24, 17486480), (30, 13989184), (31, 13537920), (32, 13114860), (33, 12717440), (40, 10491888), (44, 9538080), (48, 8743240), (55, 7630464), (60, 6994592), (62, 6768960), (64, 6557430), (66, 6358720), (80, 5245944), (88, 4769040), (93, 4512640), (96, 4371620), (110, 3815232), (120, 3497296), (124, 3384480), (128, 3278715), (132, 3179360), (155, 2707584), (160, 2622972), (165, 2543488), (176, 2384520), (186, 2256320), (192, 2185810), (220, 1907616), (240, 1748648), (248, 1692240), (264, 1589680), (310, 1353792), (320, 1311486), (330, 1271744), (341, 1230720), (352, 1192260), (372, 1128160), (384, 1092905), (440, 953808), (465, 902528), (480, 874324), (496, 846120), (528, 794840), (620, 676896), (640, 655743), (641, 654720), (660, 635872), (682, 615360), (704, 596130), (744, 564080), (880, 476904), (930, 451264), (960, 437162), (992, 423060), (1023, 410240), (1056, 397420), (1240, 338448), (1282, 327360), (1320, 317936), (1364, 307680), (1408, 298065), (1488, 282040), (1705, 246144), (1760, 238452), (1860, 225632), (1920, 218581), (1923, 218240), (1984, 211530), (2046, 205120), (2112, 198710), (2480, 169224), (2564, 163680), (2640, 158968), (2728, 153840), (2976, 141020), (3205, 130944), (3410, 123072), (3520, 119226), (3720, 112816), (3846, 109120), (3968, 105765), (4092, 102560), (4224, 99355), (4960, 84612), (5115, 82048), (5128, 81840), (5280, 79484), (5456, 76920), (5952, 70510), (6410, 65472), (6820, 61536), (7040, 59613), (7051, 59520), (7440, 56408), (7692, 54560), (8184, 51280), (9615, 43648), (9920, 42306), (10230, 41024), (10256, 40920), (10560, 39742), (10912, 38460), (11904, 35255), (12820, 32736), (13640, 30768), (14102, 29760), (14880, 28204), (15384, 27280), (16368, 25640), (19230, 21824), (19840, 21153), (19871, 21120), (20460, 20512)]