29721720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{863}}^1$

素因数の和:925

約数の個数: 128

約数和(自身を含む): 104509440

約数和(自身を除く): 74787720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 863, 984, 1148, 1230, 1435, 1640, 1722, 1726, 2296, 2460, 2589, 2870, 3444, 3452, 4305, 4315, 4920, 5178, 5740, 6041, 6888, 6904, 8610, 8630, 10356, 11480, 12082, 12945, 17220, 17260, 18123, 20712, 24164, 25890, 30205, 34440, 34520, 35383, 36246, 48328, 51780, 60410, 70766, 72492, 90615, 103560, 106149, 120820, 141532, 144984, 176915, 181230, 212298, 241640, 247681, 283064, 353830, 362460, 424596, 495362, 530745, 707660, 724920, 743043, 849192, 990724, 1061490, 1238405, 1415320, 1486086, 1981448, 2122980, 2476810, 2972172, 3715215, 4245960, 4953620, 5944344, 7430430, 9907240, 14860860, 29721720]

約数ペア:

[(1, 29721720), (2, 14860860), (3, 9907240), (4, 7430430), (5, 5944344), (6, 4953620), (7, 4245960), (8, 3715215), (10, 2972172), (12, 2476810), (14, 2122980), (15, 1981448), (20, 1486086), (21, 1415320), (24, 1238405), (28, 1061490), (30, 990724), (35, 849192), (40, 743043), (41, 724920), (42, 707660), (56, 530745), (60, 495362), (70, 424596), (82, 362460), (84, 353830), (105, 283064), (120, 247681), (123, 241640), (140, 212298), (164, 181230), (168, 176915), (205, 144984), (210, 141532), (246, 120820), (280, 106149), (287, 103560), (328, 90615), (410, 72492), (420, 70766), (492, 60410), (574, 51780), (615, 48328), (820, 36246), (840, 35383), (861, 34520), (863, 34440), (984, 30205), (1148, 25890), (1230, 24164), (1435, 20712), (1640, 18123), (1722, 17260), (1726, 17220), (2296, 12945), (2460, 12082), (2589, 11480), (2870, 10356), (3444, 8630), (3452, 8610), (4305, 6904), (4315, 6888), (4920, 6041), (5178, 5740)]