217220640

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5011

約数の個数: 192

約数和(自身を含む): 842317056

約数和(自身を除く): 625096416

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 4973, 5460, 6240, 7280, 8736, 9946, 10920, 14560, 14919, 19892, 21840, 24865, 29838, 34811, 39784, 43680, 49730, 59676, 64649, 69622, 74595, 79568, 99460, 104433, 119352, 129298, 139244, 149190, 159136, 174055, 193947, 198920, 208866, 238704, 258596, 278488, 298380, 323245, 348110, 387894, 397840, 417732, 452543, 477408, 517192, 522165, 556976, 596760, 646490, 696220, 775788, 795680, 835464, 905086, 969735, 1034384, 1044330, 1113952, 1193520, 1292980, 1357629, 1392440, 1551576, 1670928, 1810172, 1939470, 2068768, 2088660, 2262715, 2387040, 2585960, 2715258, 2784880, 3103152, 3341856, 3620344, 3878940, 4177320, 4525430, 5171920, 5430516, 5569760, 6206304, 6788145, 7240688, 7757880, 8354640, 9050860, 10343840, 10861032, 13576290, 14481376, 15515760, 16709280, 18101720, 21722064, 27152580, 31031520, 36203440, 43444128, 54305160, 72406880, 108610320, 217220640]

約数ペア:

[(1, 217220640), (2, 108610320), (3, 72406880), (4, 54305160), (5, 43444128), (6, 36203440), (7, 31031520), (8, 27152580), (10, 21722064), (12, 18101720), (13, 16709280), (14, 15515760), (15, 14481376), (16, 13576290), (20, 10861032), (21, 10343840), (24, 9050860), (26, 8354640), (28, 7757880), (30, 7240688), (32, 6788145), (35, 6206304), (39, 5569760), (40, 5430516), (42, 5171920), (48, 4525430), (52, 4177320), (56, 3878940), (60, 3620344), (65, 3341856), (70, 3103152), (78, 2784880), (80, 2715258), (84, 2585960), (91, 2387040), (96, 2262715), (104, 2088660), (105, 2068768), (112, 1939470), (120, 1810172), (130, 1670928), (140, 1551576), (156, 1392440), (160, 1357629), (168, 1292980), (182, 1193520), (195, 1113952), (208, 1044330), (210, 1034384), (224, 969735), (240, 905086), (260, 835464), (273, 795680), (280, 775788), (312, 696220), (336, 646490), (364, 596760), (390, 556976), (416, 522165), (420, 517192), (455, 477408), (480, 452543), (520, 417732), (546, 397840), (560, 387894), (624, 348110), (672, 323245), (728, 298380), (780, 278488), (840, 258596), (910, 238704), (1040, 208866), (1092, 198920), (1120, 193947), (1248, 174055), (1365, 159136), (1456, 149190), (1560, 139244), (1680, 129298), (1820, 119352), (2080, 104433), (2184, 99460), (2730, 79568), (2912, 74595), (3120, 69622), (3360, 64649), (3640, 59676), (4368, 49730), (4973, 43680), (5460, 39784), (6240, 34811), (7280, 29838), (8736, 24865), (9946, 21840), (10920, 19892), (14560, 14919)]