18969063680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{2203}}^1$

素因数の和:2293

約数の個数: 216

約数和(自身を含む): 53681294016

約数和(自身を除く): 34712230336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 961, 992, 1085, 1120, 1240, 1280, 1736, 1792, 1922, 1984, 2170, 2203, 2240, 2480, 3472, 3844, 3968, 4340, 4406, 4480, 4805, 4960, 6727, 6944, 7688, 7936, 8680, 8812, 8960, 9610, 9920, 11015, 13454, 13888, 15376, 15421, 17360, 17624, 19220, 19840, 22030, 26908, 27776, 30752, 30842, 33635, 34720, 35248, 38440, 39680, 44060, 53816, 55552, 61504, 61684, 67270, 68293, 69440, 70496, 76880, 77105, 88120, 107632, 123008, 123368, 134540, 136586, 138880, 140992, 153760, 154210, 176240, 215264, 246016, 246736, 269080, 273172, 277760, 281984, 307520, 308420, 341465, 352480, 430528, 478051, 493472, 538160, 546344, 563968, 615040, 616840, 682930, 704960, 861056, 956102, 986944, 1076320, 1092688, 1230080, 1233680, 1365860, 1409920, 1722112, 1912204, 1973888, 2117083, 2152640, 2185376, 2390255, 2467360, 2731720, 2819840, 3824408, 3947776, 4234166, 4305280, 4370752, 4780510, 4934720, 5463440, 7648816, 8468332, 8610560, 8741504, 9561020, 9869440, 10585415, 10926880, 14819581, 15297632, 16936664, 17483008, 19122040, 19738880, 21170830, 21853760, 29639162, 30595264, 33873328, 38244080, 42341660, 43707520, 59278324, 61190528, 67746656, 74097905, 76488160, 84683320, 87415040, 118556648, 122381056, 135493312, 148195810, 152976320, 169366640, 237113296, 270986624, 296391620, 305952640, 338733280, 474226592, 541973248, 592783240, 611905280, 677466560, 948453184, 1185566480, 1354933120, 1896906368, 2371132960, 2709866240, 3793812736, 4742265920, 9484531840, 18969063680]

約数ペア:

[(1, 18969063680), (2, 9484531840), (4, 4742265920), (5, 3793812736), (7, 2709866240), (8, 2371132960), (10, 1896906368), (14, 1354933120), (16, 1185566480), (20, 948453184), (28, 677466560), (31, 611905280), (32, 592783240), (35, 541973248), (40, 474226592), (56, 338733280), (62, 305952640), (64, 296391620), (70, 270986624), (80, 237113296), (112, 169366640), (124, 152976320), (128, 148195810), (140, 135493312), (155, 122381056), (160, 118556648), (217, 87415040), (224, 84683320), (248, 76488160), (256, 74097905), (280, 67746656), (310, 61190528), (320, 59278324), (434, 43707520), (448, 42341660), (496, 38244080), (560, 33873328), (620, 30595264), (640, 29639162), (868, 21853760), (896, 21170830), (961, 19738880), (992, 19122040), (1085, 17483008), (1120, 16936664), (1240, 15297632), (1280, 14819581), (1736, 10926880), (1792, 10585415), (1922, 9869440), (1984, 9561020), (2170, 8741504), (2203, 8610560), (2240, 8468332), (2480, 7648816), (3472, 5463440), (3844, 4934720), (3968, 4780510), (4340, 4370752), (4406, 4305280), (4480, 4234166), (4805, 3947776), (4960, 3824408), (6727, 2819840), (6944, 2731720), (7688, 2467360), (7936, 2390255), (8680, 2185376), (8812, 2152640), (8960, 2117083), (9610, 1973888), (9920, 1912204), (11015, 1722112), (13454, 1409920), (13888, 1365860), (15376, 1233680), (15421, 1230080), (17360, 1092688), (17624, 1076320), (19220, 986944), (19840, 956102), (22030, 861056), (26908, 704960), (27776, 682930), (30752, 616840), (30842, 615040), (33635, 563968), (34720, 546344), (35248, 538160), (38440, 493472), (39680, 478051), (44060, 430528), (53816, 352480), (55552, 341465), (61504, 308420), (61684, 307520), (67270, 281984), (68293, 277760), (69440, 273172), (70496, 269080), (76880, 246736), (77105, 246016), (88120, 215264), (107632, 176240), (123008, 154210), (123368, 153760), (134540, 140992), (136586, 138880)]