19308450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 144

約数和(自身を含む): 58014144

約数和(自身を除く): 38705694

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 49, 50, 70, 71, 74, 75, 98, 105, 111, 142, 147, 150, 175, 185, 210, 213, 222, 245, 259, 294, 350, 355, 370, 426, 490, 497, 518, 525, 555, 710, 735, 777, 925, 994, 1050, 1065, 1110, 1225, 1295, 1470, 1491, 1554, 1775, 1813, 1850, 2130, 2450, 2485, 2590, 2627, 2775, 2982, 3479, 3550, 3626, 3675, 3885, 4970, 5254, 5325, 5439, 5550, 6475, 6958, 7350, 7455, 7770, 7881, 9065, 10437, 10650, 10878, 12425, 12950, 13135, 14910, 15762, 17395, 18130, 18389, 19425, 20874, 24850, 26270, 27195, 34790, 36778, 37275, 38850, 39405, 45325, 52185, 54390, 55167, 65675, 74550, 78810, 86975, 90650, 91945, 104370, 110334, 128723, 131350, 135975, 173950, 183890, 197025, 257446, 260925, 271950, 275835, 386169, 394050, 459725, 521850, 551670, 643615, 772338, 919450, 1287230, 1379175, 1930845, 2758350, 3218075, 3861690, 6436150, 9654225, 19308450]

約数ペア:

[(1, 19308450), (2, 9654225), (3, 6436150), (5, 3861690), (6, 3218075), (7, 2758350), (10, 1930845), (14, 1379175), (15, 1287230), (21, 919450), (25, 772338), (30, 643615), (35, 551670), (37, 521850), (42, 459725), (49, 394050), (50, 386169), (70, 275835), (71, 271950), (74, 260925), (75, 257446), (98, 197025), (105, 183890), (111, 173950), (142, 135975), (147, 131350), (150, 128723), (175, 110334), (185, 104370), (210, 91945), (213, 90650), (222, 86975), (245, 78810), (259, 74550), (294, 65675), (350, 55167), (355, 54390), (370, 52185), (426, 45325), (490, 39405), (497, 38850), (518, 37275), (525, 36778), (555, 34790), (710, 27195), (735, 26270), (777, 24850), (925, 20874), (994, 19425), (1050, 18389), (1065, 18130), (1110, 17395), (1225, 15762), (1295, 14910), (1470, 13135), (1491, 12950), (1554, 12425), (1775, 10878), (1813, 10650), (1850, 10437), (2130, 9065), (2450, 7881), (2485, 7770), (2590, 7455), (2627, 7350), (2775, 6958), (2982, 6475), (3479, 5550), (3550, 5439), (3626, 5325), (3675, 5254), (3885, 4970)]