47721520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 141705216

約数和(自身を除く): 93983696

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 110, 112, 122, 127, 140, 154, 176, 220, 244, 254, 280, 305, 308, 385, 427, 440, 488, 508, 560, 610, 616, 635, 671, 770, 854, 880, 889, 976, 1016, 1220, 1232, 1270, 1342, 1397, 1540, 1708, 1778, 2032, 2135, 2440, 2540, 2684, 2794, 3080, 3355, 3416, 3556, 4270, 4445, 4697, 4880, 5080, 5368, 5588, 6160, 6710, 6832, 6985, 7112, 7747, 8540, 8890, 9394, 9779, 10160, 10736, 11176, 13420, 13970, 14224, 15494, 17080, 17780, 18788, 19558, 22352, 23485, 26840, 27940, 30988, 34160, 35560, 37576, 38735, 39116, 46970, 48895, 53680, 54229, 55880, 61976, 71120, 75152, 77470, 78232, 85217, 93940, 97790, 108458, 111760, 123952, 154940, 156464, 170434, 187880, 195580, 216916, 271145, 309880, 340868, 375760, 391160, 426085, 433832, 542290, 596519, 619760, 681736, 782320, 852170, 867664, 1084580, 1193038, 1363472, 1704340, 2169160, 2386076, 2982595, 3408680, 4338320, 4772152, 5965190, 6817360, 9544304, 11930380, 23860760, 47721520]

約数ペア:

[(1, 47721520), (2, 23860760), (4, 11930380), (5, 9544304), (7, 6817360), (8, 5965190), (10, 4772152), (11, 4338320), (14, 3408680), (16, 2982595), (20, 2386076), (22, 2169160), (28, 1704340), (35, 1363472), (40, 1193038), (44, 1084580), (55, 867664), (56, 852170), (61, 782320), (70, 681736), (77, 619760), (80, 596519), (88, 542290), (110, 433832), (112, 426085), (122, 391160), (127, 375760), (140, 340868), (154, 309880), (176, 271145), (220, 216916), (244, 195580), (254, 187880), (280, 170434), (305, 156464), (308, 154940), (385, 123952), (427, 111760), (440, 108458), (488, 97790), (508, 93940), (560, 85217), (610, 78232), (616, 77470), (635, 75152), (671, 71120), (770, 61976), (854, 55880), (880, 54229), (889, 53680), (976, 48895), (1016, 46970), (1220, 39116), (1232, 38735), (1270, 37576), (1342, 35560), (1397, 34160), (1540, 30988), (1708, 27940), (1778, 26840), (2032, 23485), (2135, 22352), (2440, 19558), (2540, 18788), (2684, 17780), (2794, 17080), (3080, 15494), (3355, 14224), (3416, 13970), (3556, 13420), (4270, 11176), (4445, 10736), (4697, 10160), (4880, 9779), (5080, 9394), (5368, 8890), (5588, 8540), (6160, 7747), (6710, 7112), (6832, 6985)]