18030736640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{2557}}^1$

素因数の和:3372

約数の個数: 144

約数和(自身を含む): 49441187712

約数和(自身を除く): 31410451072

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 787, 896, 1120, 1280, 1574, 1792, 2240, 2557, 3148, 3935, 4480, 5114, 5509, 6296, 7870, 8960, 10228, 11018, 12592, 12785, 15740, 17899, 20456, 22036, 25184, 25570, 27545, 31480, 35798, 40912, 44072, 50368, 51140, 55090, 62960, 71596, 81824, 88144, 89495, 100736, 102280, 110180, 125920, 143192, 163648, 176288, 178990, 201472, 204560, 220360, 251840, 286384, 327296, 352576, 357980, 409120, 440720, 503680, 572768, 654592, 705152, 715960, 818240, 881440, 1007360, 1145536, 1410304, 1431920, 1636480, 1762880, 2012359, 2291072, 2863840, 3272960, 3525760, 4024718, 4582144, 5727680, 7051520, 8049436, 10061795, 11455360, 14086513, 16098872, 20123590, 22910720, 28173026, 32197744, 40247180, 56346052, 64395488, 70432565, 80494360, 112692104, 128790976, 140865130, 160988720, 225384208, 257581952, 281730260, 321977440, 450768416, 515163904, 563460520, 643954880, 901536832, 1126921040, 1287909760, 1803073664, 2253842080, 2575819520, 3606147328, 4507684160, 9015368320, 18030736640]

約数ペア:

[(1, 18030736640), (2, 9015368320), (4, 4507684160), (5, 3606147328), (7, 2575819520), (8, 2253842080), (10, 1803073664), (14, 1287909760), (16, 1126921040), (20, 901536832), (28, 643954880), (32, 563460520), (35, 515163904), (40, 450768416), (56, 321977440), (64, 281730260), (70, 257581952), (80, 225384208), (112, 160988720), (128, 140865130), (140, 128790976), (160, 112692104), (224, 80494360), (256, 70432565), (280, 64395488), (320, 56346052), (448, 40247180), (560, 32197744), (640, 28173026), (787, 22910720), (896, 20123590), (1120, 16098872), (1280, 14086513), (1574, 11455360), (1792, 10061795), (2240, 8049436), (2557, 7051520), (3148, 5727680), (3935, 4582144), (4480, 4024718), (5114, 3525760), (5509, 3272960), (6296, 2863840), (7870, 2291072), (8960, 2012359), (10228, 1762880), (11018, 1636480), (12592, 1431920), (12785, 1410304), (15740, 1145536), (17899, 1007360), (20456, 881440), (22036, 818240), (25184, 715960), (25570, 705152), (27545, 654592), (31480, 572768), (35798, 503680), (40912, 440720), (44072, 409120), (50368, 357980), (51140, 352576), (55090, 327296), (62960, 286384), (71596, 251840), (81824, 220360), (88144, 204560), (89495, 201472), (100736, 178990), (102280, 176288), (110180, 163648), (125920, 143192)]