212688840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19477}}^1$

素因数の和:19511

約数の個数: 128

約数和(自身を含む): 785352960

約数和(自身を除く): 572664120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 19477, 38954, 58431, 77908, 97385, 116862, 136339, 155816, 194770, 233724, 253201, 272678, 292155, 389540, 409017, 467448, 506402, 545356, 584310, 681695, 759603, 779080, 818034, 1012804, 1090712, 1168620, 1266005, 1363390, 1519206, 1636068, 1772407, 2025608, 2045085, 2337240, 2532010, 2726780, 3038412, 3272136, 3544814, 3798015, 4090170, 5064020, 5317221, 5453560, 6076824, 7089628, 7596030, 8180340, 8862035, 10128040, 10634442, 14179256, 15192060, 16360680, 17724070, 21268884, 26586105, 30384120, 35448140, 42537768, 53172210, 70896280, 106344420, 212688840]

約数ペア:

[(1, 212688840), (2, 106344420), (3, 70896280), (4, 53172210), (5, 42537768), (6, 35448140), (7, 30384120), (8, 26586105), (10, 21268884), (12, 17724070), (13, 16360680), (14, 15192060), (15, 14179256), (20, 10634442), (21, 10128040), (24, 8862035), (26, 8180340), (28, 7596030), (30, 7089628), (35, 6076824), (39, 5453560), (40, 5317221), (42, 5064020), (52, 4090170), (56, 3798015), (60, 3544814), (65, 3272136), (70, 3038412), (78, 2726780), (84, 2532010), (91, 2337240), (104, 2045085), (105, 2025608), (120, 1772407), (130, 1636068), (140, 1519206), (156, 1363390), (168, 1266005), (182, 1168620), (195, 1090712), (210, 1012804), (260, 818034), (273, 779080), (280, 759603), (312, 681695), (364, 584310), (390, 545356), (420, 506402), (455, 467448), (520, 409017), (546, 389540), (728, 292155), (780, 272678), (840, 253201), (910, 233724), (1092, 194770), (1365, 155816), (1560, 136339), (1820, 116862), (2184, 97385), (2730, 77908), (3640, 58431), (5460, 38954), (10920, 19477)]