22720770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 65894400

約数和(自身を除く): 43173630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 43, 45, 54, 57, 86, 90, 95, 103, 114, 129, 135, 171, 190, 206, 215, 258, 270, 285, 309, 342, 387, 430, 513, 515, 570, 618, 645, 774, 817, 855, 927, 1026, 1030, 1161, 1290, 1545, 1634, 1710, 1854, 1935, 1957, 2322, 2451, 2565, 2781, 3090, 3870, 3914, 4085, 4429, 4635, 4902, 5130, 5562, 5805, 5871, 7353, 8170, 8858, 9270, 9785, 11610, 11742, 12255, 13287, 13905, 14706, 17613, 19570, 22059, 22145, 24510, 26574, 27810, 29355, 35226, 36765, 39861, 44118, 44290, 52839, 58710, 66435, 73530, 79722, 84151, 88065, 105678, 110295, 119583, 132870, 168302, 176130, 199305, 220590, 239166, 252453, 264195, 398610, 420755, 504906, 528390, 597915, 757359, 841510, 1195830, 1262265, 1514718, 2272077, 2524530, 3786795, 4544154, 7573590, 11360385, 22720770]

約数ペア:

[(1, 22720770), (2, 11360385), (3, 7573590), (5, 4544154), (6, 3786795), (9, 2524530), (10, 2272077), (15, 1514718), (18, 1262265), (19, 1195830), (27, 841510), (30, 757359), (38, 597915), (43, 528390), (45, 504906), (54, 420755), (57, 398610), (86, 264195), (90, 252453), (95, 239166), (103, 220590), (114, 199305), (129, 176130), (135, 168302), (171, 132870), (190, 119583), (206, 110295), (215, 105678), (258, 88065), (270, 84151), (285, 79722), (309, 73530), (342, 66435), (387, 58710), (430, 52839), (513, 44290), (515, 44118), (570, 39861), (618, 36765), (645, 35226), (774, 29355), (817, 27810), (855, 26574), (927, 24510), (1026, 22145), (1030, 22059), (1161, 19570), (1290, 17613), (1545, 14706), (1634, 13905), (1710, 13287), (1854, 12255), (1935, 11742), (1957, 11610), (2322, 9785), (2451, 9270), (2565, 8858), (2781, 8170), (3090, 7353), (3870, 5871), (3914, 5805), (4085, 5562), (4429, 5130), (4635, 4902)]