19316220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 69866496

約数和(自身を除く): 50550276

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 37, 42, 44, 55, 60, 66, 70, 74, 77, 84, 105, 110, 111, 113, 132, 140, 148, 154, 165, 185, 210, 220, 222, 226, 231, 259, 308, 330, 339, 370, 385, 407, 420, 444, 452, 462, 518, 555, 565, 660, 678, 740, 770, 777, 791, 814, 924, 1036, 1110, 1130, 1155, 1221, 1243, 1295, 1356, 1540, 1554, 1582, 1628, 1695, 2035, 2220, 2260, 2310, 2373, 2442, 2486, 2590, 2849, 3108, 3164, 3390, 3729, 3885, 3955, 4070, 4181, 4620, 4746, 4884, 4972, 5180, 5698, 6105, 6215, 6780, 7458, 7770, 7910, 8140, 8362, 8547, 8701, 9492, 11396, 11865, 12210, 12430, 12543, 14245, 14916, 15540, 15820, 16724, 17094, 17402, 18645, 20905, 23730, 24420, 24860, 25086, 26103, 28490, 29267, 34188, 34804, 37290, 41810, 42735, 43505, 45991, 47460, 50172, 52206, 56980, 58534, 62715, 74580, 83620, 85470, 87010, 87801, 91982, 104412, 117068, 125430, 130515, 137973, 146335, 170940, 174020, 175602, 183964, 229955, 250860, 261030, 275946, 292670, 321937, 351204, 439005, 459910, 522060, 551892, 585340, 643874, 689865, 878010, 919820, 965811, 1287748, 1379730, 1609685, 1756020, 1931622, 2759460, 3219370, 3863244, 4829055, 6438740, 9658110, 19316220]

約数ペア:

[(1, 19316220), (2, 9658110), (3, 6438740), (4, 4829055), (5, 3863244), (6, 3219370), (7, 2759460), (10, 1931622), (11, 1756020), (12, 1609685), (14, 1379730), (15, 1287748), (20, 965811), (21, 919820), (22, 878010), (28, 689865), (30, 643874), (33, 585340), (35, 551892), (37, 522060), (42, 459910), (44, 439005), (55, 351204), (60, 321937), (66, 292670), (70, 275946), (74, 261030), (77, 250860), (84, 229955), (105, 183964), (110, 175602), (111, 174020), (113, 170940), (132, 146335), (140, 137973), (148, 130515), (154, 125430), (165, 117068), (185, 104412), (210, 91982), (220, 87801), (222, 87010), (226, 85470), (231, 83620), (259, 74580), (308, 62715), (330, 58534), (339, 56980), (370, 52206), (385, 50172), (407, 47460), (420, 45991), (444, 43505), (452, 42735), (462, 41810), (518, 37290), (555, 34804), (565, 34188), (660, 29267), (678, 28490), (740, 26103), (770, 25086), (777, 24860), (791, 24420), (814, 23730), (924, 20905), (1036, 18645), (1110, 17402), (1130, 17094), (1155, 16724), (1221, 15820), (1243, 15540), (1295, 14916), (1356, 14245), (1540, 12543), (1554, 12430), (1582, 12210), (1628, 11865), (1695, 11396), (2035, 9492), (2220, 8701), (2260, 8547), (2310, 8362), (2373, 8140), (2442, 7910), (2486, 7770), (2590, 7458), (2849, 6780), (3108, 6215), (3164, 6105), (3390, 5698), (3729, 5180), (3885, 4972), (3955, 4884), (4070, 4746), (4181, 4620)]