1947388520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{229}}^1\times {\mathrm{251}}^1$

素因数の和:520

約数の個数: 192

約数和(自身を含む): 5550249600

約数和(自身を除く): 3602861080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 121, 140, 154, 220, 229, 242, 251, 280, 308, 385, 440, 458, 484, 502, 605, 616, 770, 847, 916, 968, 1004, 1145, 1210, 1255, 1540, 1603, 1694, 1757, 1832, 2008, 2290, 2420, 2510, 2519, 2761, 3080, 3206, 3388, 3514, 4235, 4580, 4840, 5020, 5038, 5522, 6412, 6776, 7028, 8015, 8470, 8785, 9160, 10040, 10076, 11044, 12595, 12824, 13805, 14056, 16030, 16940, 17570, 17633, 19327, 20152, 22088, 25190, 27610, 27709, 30371, 32060, 33880, 35140, 35266, 38654, 50380, 55220, 55418, 57479, 60742, 64120, 70280, 70532, 77308, 88165, 96635, 100760, 110440, 110836, 114958, 121484, 138545, 141064, 151855, 154616, 176330, 193270, 193963, 212597, 221672, 229916, 242968, 277090, 287395, 303710, 352660, 386540, 387926, 402353, 425194, 459832, 554180, 574790, 607420, 632269, 705320, 773080, 775852, 804706, 850388, 969815, 1062985, 1108360, 1149580, 1214840, 1264538, 1551704, 1609412, 1700776, 1939630, 2011765, 2125970, 2299160, 2529076, 3161345, 3218824, 3879260, 4023530, 4251940, 4425883, 5058152, 6322690, 6954959, 7758520, 8047060, 8503880, 8851766, 12645380, 13909918, 16094120, 17703532, 22129415, 25290760, 27819836, 34774795, 35407064, 44258830, 48684713, 55639672, 69549590, 88517660, 97369426, 139099180, 177035320, 194738852, 243423565, 278198360, 389477704, 486847130, 973694260, 1947388520]

約数ペア:

[(1, 1947388520), (2, 973694260), (4, 486847130), (5, 389477704), (7, 278198360), (8, 243423565), (10, 194738852), (11, 177035320), (14, 139099180), (20, 97369426), (22, 88517660), (28, 69549590), (35, 55639672), (40, 48684713), (44, 44258830), (55, 35407064), (56, 34774795), (70, 27819836), (77, 25290760), (88, 22129415), (110, 17703532), (121, 16094120), (140, 13909918), (154, 12645380), (220, 8851766), (229, 8503880), (242, 8047060), (251, 7758520), (280, 6954959), (308, 6322690), (385, 5058152), (440, 4425883), (458, 4251940), (484, 4023530), (502, 3879260), (605, 3218824), (616, 3161345), (770, 2529076), (847, 2299160), (916, 2125970), (968, 2011765), (1004, 1939630), (1145, 1700776), (1210, 1609412), (1255, 1551704), (1540, 1264538), (1603, 1214840), (1694, 1149580), (1757, 1108360), (1832, 1062985), (2008, 969815), (2290, 850388), (2420, 804706), (2510, 775852), (2519, 773080), (2761, 705320), (3080, 632269), (3206, 607420), (3388, 574790), (3514, 554180), (4235, 459832), (4580, 425194), (4840, 402353), (5020, 387926), (5038, 386540), (5522, 352660), (6412, 303710), (6776, 287395), (7028, 277090), (8015, 242968), (8470, 229916), (8785, 221672), (9160, 212597), (10040, 193963), (10076, 193270), (11044, 176330), (12595, 154616), (12824, 151855), (13805, 141064), (14056, 138545), (16030, 121484), (16940, 114958), (17570, 110836), (17633, 110440), (19327, 100760), (20152, 96635), (22088, 88165), (25190, 77308), (27610, 70532), (27709, 70280), (30371, 64120), (32060, 60742), (33880, 57479), (35140, 55418), (35266, 55220), (38654, 50380)]