251482140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1181}}^1$

素因数の和:1229

約数の個数: 216

約数和(自身を含む): 944824608

約数和(自身を除く): 693342468

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 169, 180, 182, 195, 210, 234, 252, 260, 273, 315, 338, 364, 390, 420, 455, 468, 507, 546, 585, 630, 676, 780, 819, 845, 910, 1014, 1092, 1170, 1181, 1183, 1260, 1365, 1521, 1638, 1690, 1820, 2028, 2340, 2362, 2366, 2535, 2730, 3042, 3276, 3380, 3543, 3549, 4095, 4724, 4732, 5070, 5460, 5905, 5915, 6084, 7086, 7098, 7605, 8190, 8267, 10140, 10629, 10647, 11810, 11830, 14172, 14196, 15210, 15353, 16380, 16534, 17715, 17745, 21258, 21294, 23620, 23660, 24801, 30420, 30706, 33068, 35430, 35490, 41335, 42516, 42588, 46059, 49602, 53145, 53235, 61412, 70860, 70980, 74403, 76765, 82670, 92118, 99204, 106290, 106470, 107471, 124005, 138177, 148806, 153530, 165340, 184236, 199589, 212580, 212940, 214942, 230295, 248010, 276354, 297612, 307060, 322413, 372015, 399178, 429884, 460590, 496020, 537355, 552708, 598767, 644826, 690885, 744030, 798356, 921180, 967239, 997945, 1074710, 1197534, 1289652, 1381770, 1397123, 1488060, 1612065, 1796301, 1934478, 1995890, 2149420, 2395068, 2763540, 2794246, 2993835, 3224130, 3592602, 3868956, 3991780, 4191369, 4836195, 5588492, 5987670, 6448260, 6985615, 7185204, 8382738, 8981505, 9672390, 11975340, 12574107, 13971230, 16765476, 17963010, 19344780, 20956845, 25148214, 27942460, 35926020, 41913690, 50296428, 62870535, 83827380, 125741070, 251482140]

約数ペア:

[(1, 251482140), (2, 125741070), (3, 83827380), (4, 62870535), (5, 50296428), (6, 41913690), (7, 35926020), (9, 27942460), (10, 25148214), (12, 20956845), (13, 19344780), (14, 17963010), (15, 16765476), (18, 13971230), (20, 12574107), (21, 11975340), (26, 9672390), (28, 8981505), (30, 8382738), (35, 7185204), (36, 6985615), (39, 6448260), (42, 5987670), (45, 5588492), (52, 4836195), (60, 4191369), (63, 3991780), (65, 3868956), (70, 3592602), (78, 3224130), (84, 2993835), (90, 2794246), (91, 2763540), (105, 2395068), (117, 2149420), (126, 1995890), (130, 1934478), (140, 1796301), (156, 1612065), (169, 1488060), (180, 1397123), (182, 1381770), (195, 1289652), (210, 1197534), (234, 1074710), (252, 997945), (260, 967239), (273, 921180), (315, 798356), (338, 744030), (364, 690885), (390, 644826), (420, 598767), (455, 552708), (468, 537355), (507, 496020), (546, 460590), (585, 429884), (630, 399178), (676, 372015), (780, 322413), (819, 307060), (845, 297612), (910, 276354), (1014, 248010), (1092, 230295), (1170, 214942), (1181, 212940), (1183, 212580), (1260, 199589), (1365, 184236), (1521, 165340), (1638, 153530), (1690, 148806), (1820, 138177), (2028, 124005), (2340, 107471), (2362, 106470), (2366, 106290), (2535, 99204), (2730, 92118), (3042, 82670), (3276, 76765), (3380, 74403), (3543, 70980), (3549, 70860), (4095, 61412), (4724, 53235), (4732, 53145), (5070, 49602), (5460, 46059), (5905, 42588), (5915, 42516), (6084, 41335), (7086, 35490), (7098, 35430), (7605, 33068), (8190, 30706), (8267, 30420), (10140, 24801), (10629, 23660), (10647, 23620), (11810, 21294), (11830, 21258), (14172, 17745), (14196, 17715), (15210, 16534), (15353, 16380)]