338439780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:319

約数の個数: 288

約数和(自身を含む): 1259381760

約数和(自身を除く): 920941980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 67, 70, 76, 84, 90, 95, 105, 114, 126, 133, 134, 140, 171, 180, 190, 201, 210, 211, 228, 252, 266, 268, 285, 315, 335, 342, 380, 399, 402, 420, 422, 469, 532, 570, 603, 630, 633, 665, 670, 684, 798, 804, 844, 855, 938, 1005, 1055, 1140, 1197, 1206, 1260, 1266, 1273, 1330, 1340, 1407, 1477, 1596, 1710, 1876, 1899, 1995, 2010, 2110, 2345, 2394, 2412, 2532, 2546, 2660, 2814, 2954, 3015, 3165, 3420, 3798, 3819, 3990, 4009, 4020, 4220, 4221, 4431, 4690, 4788, 5092, 5628, 5908, 5985, 6030, 6330, 6365, 7035, 7385, 7596, 7638, 7980, 8018, 8442, 8862, 8911, 9380, 9495, 11457, 11970, 12027, 12060, 12660, 12730, 13293, 14070, 14137, 14770, 15276, 16036, 16884, 17724, 17822, 18990, 19095, 20045, 21105, 22155, 22914, 23940, 24054, 25460, 26586, 26733, 28063, 28140, 28274, 29540, 35644, 36081, 37980, 38190, 40090, 42210, 42411, 44310, 44555, 45828, 48108, 53172, 53466, 56126, 56548, 57285, 60135, 66465, 70685, 72162, 76380, 80180, 80199, 84189, 84420, 84822, 88620, 89110, 98959, 106932, 112252, 114570, 120270, 127233, 132930, 133665, 140315, 141370, 144324, 160398, 168378, 169644, 178220, 180405, 197918, 212055, 229140, 240540, 252567, 254466, 265860, 267330, 268603, 280630, 282740, 296877, 320796, 336756, 360810, 395836, 400995, 420945, 424110, 494795, 505134, 508932, 534660, 537206, 561260, 593754, 636165, 721620, 801990, 805809, 841890, 848220, 890631, 989590, 1010268, 1074412, 1187508, 1262835, 1272330, 1343015, 1484385, 1603980, 1611618, 1683780, 1781262, 1880221, 1979180, 2417427, 2525670, 2544660, 2686030, 2968770, 3223236, 3562524, 3760442, 4029045, 4453155, 4834854, 5051340, 5372060, 5640663, 5937540, 7520884, 8058090, 8906310, 9401105, 9669708, 11281326, 12087135, 16116180, 16921989, 17812620, 18802210, 22562652, 24174270, 28203315, 33843978, 37604420, 48348540, 56406630, 67687956, 84609945, 112813260, 169219890, 338439780]

約数ペア:

[(1, 338439780), (2, 169219890), (3, 112813260), (4, 84609945), (5, 67687956), (6, 56406630), (7, 48348540), (9, 37604420), (10, 33843978), (12, 28203315), (14, 24174270), (15, 22562652), (18, 18802210), (19, 17812620), (20, 16921989), (21, 16116180), (28, 12087135), (30, 11281326), (35, 9669708), (36, 9401105), (38, 8906310), (42, 8058090), (45, 7520884), (57, 5937540), (60, 5640663), (63, 5372060), (67, 5051340), (70, 4834854), (76, 4453155), (84, 4029045), (90, 3760442), (95, 3562524), (105, 3223236), (114, 2968770), (126, 2686030), (133, 2544660), (134, 2525670), (140, 2417427), (171, 1979180), (180, 1880221), (190, 1781262), (201, 1683780), (210, 1611618), (211, 1603980), (228, 1484385), (252, 1343015), (266, 1272330), (268, 1262835), (285, 1187508), (315, 1074412), (335, 1010268), (342, 989590), (380, 890631), (399, 848220), (402, 841890), (420, 805809), (422, 801990), (469, 721620), (532, 636165), (570, 593754), (603, 561260), (630, 537206), (633, 534660), (665, 508932), (670, 505134), (684, 494795), (798, 424110), (804, 420945), (844, 400995), (855, 395836), (938, 360810), (1005, 336756), (1055, 320796), (1140, 296877), (1197, 282740), (1206, 280630), (1260, 268603), (1266, 267330), (1273, 265860), (1330, 254466), (1340, 252567), (1407, 240540), (1477, 229140), (1596, 212055), (1710, 197918), (1876, 180405), (1899, 178220), (1995, 169644), (2010, 168378), (2110, 160398), (2345, 144324), (2394, 141370), (2412, 140315), (2532, 133665), (2546, 132930), (2660, 127233), (2814, 120270), (2954, 114570), (3015, 112252), (3165, 106932), (3420, 98959), (3798, 89110), (3819, 88620), (3990, 84822), (4009, 84420), (4020, 84189), (4220, 80199), (4221, 80180), (4431, 76380), (4690, 72162), (4788, 70685), (5092, 66465), (5628, 60135), (5908, 57285), (5985, 56548), (6030, 56126), (6330, 53466), (6365, 53172), (7035, 48108), (7385, 45828), (7596, 44555), (7638, 44310), (7980, 42411), (8018, 42210), (8442, 40090), (8862, 38190), (8911, 37980), (9380, 36081), (9495, 35644), (11457, 29540), (11970, 28274), (12027, 28140), (12060, 28063), (12660, 26733), (12730, 26586), (13293, 25460), (14070, 24054), (14137, 23940), (14770, 22914), (15276, 22155), (16036, 21105), (16884, 20045), (17724, 19095), (17822, 18990)]