18873061760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{221723}}^1$

素因数の和:221768

約数の個数: 128

約数和(自身を含む): 54278035200

約数和(自身を除く): 35404973440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 128, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 640, 665, 760, 896, 1064, 1120, 1216, 1330, 1520, 2128, 2240, 2432, 2660, 3040, 4256, 4480, 5320, 6080, 8512, 10640, 12160, 17024, 21280, 42560, 85120, 221723, 443446, 886892, 1108615, 1552061, 1773784, 2217230, 3104122, 3547568, 4212737, 4434460, 6208244, 7095136, 7760305, 8425474, 8868920, 12416488, 14190272, 15520610, 16850948, 17737840, 21063685, 24832976, 28380544, 29489159, 31041220, 33701896, 35475680, 42127370, 49665952, 58978318, 62082440, 67403792, 70951360, 84254740, 99331904, 117956636, 124164880, 134807584, 141902720, 147445795, 168509480, 198663808, 235913272, 248329760, 269615168, 294891590, 337018960, 471826544, 496659520, 539230336, 589783180, 674037920, 943653088, 993319040, 1179566360, 1348075840, 1887306176, 2359132720, 2696151680, 3774612352, 4718265440, 9436530880, 18873061760]

約数ペア:

[(1, 18873061760), (2, 9436530880), (4, 4718265440), (5, 3774612352), (7, 2696151680), (8, 2359132720), (10, 1887306176), (14, 1348075840), (16, 1179566360), (19, 993319040), (20, 943653088), (28, 674037920), (32, 589783180), (35, 539230336), (38, 496659520), (40, 471826544), (56, 337018960), (64, 294891590), (70, 269615168), (76, 248329760), (80, 235913272), (95, 198663808), (112, 168509480), (128, 147445795), (133, 141902720), (140, 134807584), (152, 124164880), (160, 117956636), (190, 99331904), (224, 84254740), (266, 70951360), (280, 67403792), (304, 62082440), (320, 58978318), (380, 49665952), (448, 42127370), (532, 35475680), (560, 33701896), (608, 31041220), (640, 29489159), (665, 28380544), (760, 24832976), (896, 21063685), (1064, 17737840), (1120, 16850948), (1216, 15520610), (1330, 14190272), (1520, 12416488), (2128, 8868920), (2240, 8425474), (2432, 7760305), (2660, 7095136), (3040, 6208244), (4256, 4434460), (4480, 4212737), (5320, 3547568), (6080, 3104122), (8512, 2217230), (10640, 1773784), (12160, 1552061), (17024, 1108615), (21280, 886892), (42560, 443446), (85120, 221723)]