16427880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:121

約数の個数: 256

約数和(自身を含む): 65318400

約数和(自身を除く): 48890520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 53, 54, 56, 60, 63, 70, 72, 82, 84, 90, 105, 106, 108, 120, 123, 126, 135, 140, 159, 164, 168, 180, 189, 205, 210, 212, 216, 246, 252, 265, 270, 280, 287, 315, 318, 328, 360, 369, 371, 378, 410, 420, 424, 477, 492, 504, 530, 540, 574, 615, 630, 636, 738, 742, 756, 795, 820, 840, 861, 945, 954, 984, 1060, 1080, 1107, 1113, 1148, 1230, 1260, 1272, 1431, 1435, 1476, 1484, 1512, 1590, 1640, 1722, 1845, 1855, 1890, 1908, 2120, 2173, 2214, 2226, 2296, 2385, 2460, 2520, 2583, 2862, 2870, 2952, 2968, 3180, 3339, 3444, 3690, 3710, 3780, 3816, 4305, 4346, 4428, 4452, 4770, 4920, 5166, 5535, 5565, 5724, 5740, 6360, 6519, 6678, 6888, 7155, 7380, 7420, 7560, 7749, 8610, 8692, 8856, 8904, 9540, 10017, 10332, 10865, 11070, 11130, 11448, 11480, 12915, 13038, 13356, 14310, 14760, 14840, 15211, 15498, 16695, 17220, 17384, 19080, 19557, 20034, 20664, 21730, 22140, 22260, 25830, 26076, 26712, 28620, 30422, 30996, 32595, 33390, 34440, 38745, 39114, 40068, 43460, 44280, 44520, 45633, 50085, 51660, 52152, 57240, 58671, 60844, 61992, 65190, 66780, 76055, 77490, 78228, 80136, 86920, 91266, 97785, 100170, 103320, 117342, 121688, 130380, 133560, 136899, 152110, 154980, 156456, 182532, 195570, 200340, 228165, 234684, 260760, 273798, 293355, 304220, 309960, 365064, 391140, 400680, 410697, 456330, 469368, 547596, 586710, 608440, 684495, 782280, 821394, 912660, 1095192, 1173420, 1368990, 1642788, 1825320, 2053485, 2346840, 2737980, 3285576, 4106970, 5475960, 8213940, 16427880]

約数ペア:

[(1, 16427880), (2, 8213940), (3, 5475960), (4, 4106970), (5, 3285576), (6, 2737980), (7, 2346840), (8, 2053485), (9, 1825320), (10, 1642788), (12, 1368990), (14, 1173420), (15, 1095192), (18, 912660), (20, 821394), (21, 782280), (24, 684495), (27, 608440), (28, 586710), (30, 547596), (35, 469368), (36, 456330), (40, 410697), (41, 400680), (42, 391140), (45, 365064), (53, 309960), (54, 304220), (56, 293355), (60, 273798), (63, 260760), (70, 234684), (72, 228165), (82, 200340), (84, 195570), (90, 182532), (105, 156456), (106, 154980), (108, 152110), (120, 136899), (123, 133560), (126, 130380), (135, 121688), (140, 117342), (159, 103320), (164, 100170), (168, 97785), (180, 91266), (189, 86920), (205, 80136), (210, 78228), (212, 77490), (216, 76055), (246, 66780), (252, 65190), (265, 61992), (270, 60844), (280, 58671), (287, 57240), (315, 52152), (318, 51660), (328, 50085), (360, 45633), (369, 44520), (371, 44280), (378, 43460), (410, 40068), (420, 39114), (424, 38745), (477, 34440), (492, 33390), (504, 32595), (530, 30996), (540, 30422), (574, 28620), (615, 26712), (630, 26076), (636, 25830), (738, 22260), (742, 22140), (756, 21730), (795, 20664), (820, 20034), (840, 19557), (861, 19080), (945, 17384), (954, 17220), (984, 16695), (1060, 15498), (1080, 15211), (1107, 14840), (1113, 14760), (1148, 14310), (1230, 13356), (1260, 13038), (1272, 12915), (1431, 11480), (1435, 11448), (1476, 11130), (1484, 11070), (1512, 10865), (1590, 10332), (1640, 10017), (1722, 9540), (1845, 8904), (1855, 8856), (1890, 8692), (1908, 8610), (2120, 7749), (2173, 7560), (2214, 7420), (2226, 7380), (2296, 7155), (2385, 6888), (2460, 6678), (2520, 6519), (2583, 6360), (2862, 5740), (2870, 5724), (2952, 5565), (2968, 5535), (3180, 5166), (3339, 4920), (3444, 4770), (3690, 4452), (3710, 4428), (3780, 4346), (3816, 4305)]