19344780

素因数分解:

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

素因数の和:1216

約数の個数: 144

約数和(自身を含む): 72281664

約数和(自身を除く): 52936884

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, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1181, 1260, 1365, 1638, 1820, 2340, 2362, 2730, 3276, 3543, 4095, 4724, 5460, 5905, 7086, 8190, 8267, 10629, 11810, 14172, 15353, 16380, 16534, 17715, 21258, 23620, 24801, 30706, 33068, 35430, 41335, 42516, 46059, 49602, 53145, 61412, 70860, 74403, 76765, 82670, 92118, 99204, 106290, 107471, 124005, 138177, 148806, 153530, 165340, 184236, 212580, 214942, 230295, 248010, 276354, 297612, 307060, 322413, 372015, 429884, 460590, 496020, 537355, 552708, 644826, 690885, 744030, 921180, 967239, 1074710, 1289652, 1381770, 1488060, 1612065, 1934478, 2149420, 2763540, 3224130, 3868956, 4836195, 6448260, 9672390, 19344780]

約数ペア:

[(1, 19344780), (2, 9672390), (3, 6448260), (4, 4836195), (5, 3868956), (6, 3224130), (7, 2763540), (9, 2149420), (10, 1934478), (12, 1612065), (13, 1488060), (14, 1381770), (15, 1289652), (18, 1074710), (20, 967239), (21, 921180), (26, 744030), (28, 690885), (30, 644826), (35, 552708), (36, 537355), (39, 496020), (42, 460590), (45, 429884), (52, 372015), (60, 322413), (63, 307060), (65, 297612), (70, 276354), (78, 248010), (84, 230295), (90, 214942), (91, 212580), (105, 184236), (117, 165340), (126, 153530), (130, 148806), (140, 138177), (156, 124005), (180, 107471), (182, 106290), (195, 99204), (210, 92118), (234, 82670), (252, 76765), (260, 74403), (273, 70860), (315, 61412), (364, 53145), (390, 49602), (420, 46059), (455, 42516), (468, 41335), (546, 35430), (585, 33068), (630, 30706), (780, 24801), (819, 23620), (910, 21258), (1092, 17715), (1170, 16534), (1181, 16380), (1260, 15353), (1365, 14172), (1638, 11810), (1820, 10629), (2340, 8267), (2362, 8190), (2730, 7086), (3276, 5905), (3543, 5460), (4095, 4724)]