19673640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 75404160

約数和(自身を除く): 55730520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 37, 40, 42, 45, 56, 60, 63, 70, 72, 74, 84, 90, 105, 111, 120, 126, 140, 148, 168, 180, 185, 210, 211, 222, 252, 259, 280, 296, 315, 333, 360, 370, 420, 422, 444, 504, 518, 555, 630, 633, 666, 740, 777, 840, 844, 888, 1036, 1055, 1110, 1260, 1266, 1295, 1332, 1477, 1480, 1554, 1665, 1688, 1899, 2072, 2110, 2220, 2331, 2520, 2532, 2590, 2664, 2954, 3108, 3165, 3330, 3798, 3885, 4220, 4431, 4440, 4662, 5064, 5180, 5908, 6216, 6330, 6660, 7385, 7596, 7770, 7807, 8440, 8862, 9324, 9495, 10360, 11655, 11816, 12660, 13293, 13320, 14770, 15192, 15540, 15614, 17724, 18648, 18990, 22155, 23310, 23421, 25320, 26586, 29540, 31080, 31228, 35448, 37980, 39035, 44310, 46620, 46842, 53172, 54649, 59080, 62456, 66465, 70263, 75960, 78070, 88620, 93240, 93684, 106344, 109298, 117105, 132930, 140526, 156140, 163947, 177240, 187368, 218596, 234210, 265860, 273245, 281052, 312280, 327894, 351315, 437192, 468420, 491841, 531720, 546490, 562104, 655788, 702630, 819735, 936840, 983682, 1092980, 1311576, 1405260, 1639470, 1967364, 2185960, 2459205, 2810520, 3278940, 3934728, 4918410, 6557880, 9836820, 19673640]

約数ペア:

[(1, 19673640), (2, 9836820), (3, 6557880), (4, 4918410), (5, 3934728), (6, 3278940), (7, 2810520), (8, 2459205), (9, 2185960), (10, 1967364), (12, 1639470), (14, 1405260), (15, 1311576), (18, 1092980), (20, 983682), (21, 936840), (24, 819735), (28, 702630), (30, 655788), (35, 562104), (36, 546490), (37, 531720), (40, 491841), (42, 468420), (45, 437192), (56, 351315), (60, 327894), (63, 312280), (70, 281052), (72, 273245), (74, 265860), (84, 234210), (90, 218596), (105, 187368), (111, 177240), (120, 163947), (126, 156140), (140, 140526), (148, 132930), (168, 117105), (180, 109298), (185, 106344), (210, 93684), (211, 93240), (222, 88620), (252, 78070), (259, 75960), (280, 70263), (296, 66465), (315, 62456), (333, 59080), (360, 54649), (370, 53172), (420, 46842), (422, 46620), (444, 44310), (504, 39035), (518, 37980), (555, 35448), (630, 31228), (633, 31080), (666, 29540), (740, 26586), (777, 25320), (840, 23421), (844, 23310), (888, 22155), (1036, 18990), (1055, 18648), (1110, 17724), (1260, 15614), (1266, 15540), (1295, 15192), (1332, 14770), (1477, 13320), (1480, 13293), (1554, 12660), (1665, 11816), (1688, 11655), (1899, 10360), (2072, 9495), (2110, 9324), (2220, 8862), (2331, 8440), (2520, 7807), (2532, 7770), (2590, 7596), (2664, 7385), (2954, 6660), (3108, 6330), (3165, 6216), (3330, 5908), (3798, 5180), (3885, 5064), (4220, 4662), (4431, 4440)]