21901545120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{501409}}^1$

素因数の和:501447

約数の個数: 192

約数和(自身を含む): 84910775040

約数和(自身を除く): 63009229920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 10920, 14560, 21840, 43680, 501409, 1002818, 1504227, 2005636, 2507045, 3008454, 3509863, 4011272, 5014090, 6016908, 6518317, 7019726, 7521135, 8022544, 10028180, 10529589, 12033816, 13036634, 14039452, 15042270, 16045088, 17549315, 19554951, 20056360, 21059178, 24067632, 26073268, 28078904, 30084540, 32591585, 35098630, 39109902, 40112720, 42118356, 45628219, 48135264, 52146536, 52647945, 56157808, 60169080, 65183170, 70197260, 78219804, 80225440, 84236712, 91256438, 97774755, 104293072, 105295890, 112315616, 120338160, 130366340, 136884657, 140394520, 156439608, 168473424, 182512876, 195549510, 208586144, 210591780, 228141095, 240676320, 260732680, 273769314, 280789040, 312879216, 336946848, 365025752, 391099020, 421183560, 456282190, 521465360, 547538628, 561578080, 625758432, 684423285, 730051504, 782198040, 842367120, 912564380, 1042930720, 1095077256, 1368846570, 1460103008, 1564396080, 1684734240, 1825128760, 2190154512, 2737693140, 3128792160, 3650257520, 4380309024, 5475386280, 7300515040, 10950772560, 21901545120]

約数ペア:

[(1, 21901545120), (2, 10950772560), (3, 7300515040), (4, 5475386280), (5, 4380309024), (6, 3650257520), (7, 3128792160), (8, 2737693140), (10, 2190154512), (12, 1825128760), (13, 1684734240), (14, 1564396080), (15, 1460103008), (16, 1368846570), (20, 1095077256), (21, 1042930720), (24, 912564380), (26, 842367120), (28, 782198040), (30, 730051504), (32, 684423285), (35, 625758432), (39, 561578080), (40, 547538628), (42, 521465360), (48, 456282190), (52, 421183560), (56, 391099020), (60, 365025752), (65, 336946848), (70, 312879216), (78, 280789040), (80, 273769314), (84, 260732680), (91, 240676320), (96, 228141095), (104, 210591780), (105, 208586144), (112, 195549510), (120, 182512876), (130, 168473424), (140, 156439608), (156, 140394520), (160, 136884657), (168, 130366340), (182, 120338160), (195, 112315616), (208, 105295890), (210, 104293072), (224, 97774755), (240, 91256438), (260, 84236712), (273, 80225440), (280, 78219804), (312, 70197260), (336, 65183170), (364, 60169080), (390, 56157808), (416, 52647945), (420, 52146536), (455, 48135264), (480, 45628219), (520, 42118356), (546, 40112720), (560, 39109902), (624, 35098630), (672, 32591585), (728, 30084540), (780, 28078904), (840, 26073268), (910, 24067632), (1040, 21059178), (1092, 20056360), (1120, 19554951), (1248, 17549315), (1365, 16045088), (1456, 15042270), (1560, 14039452), (1680, 13036634), (1820, 12033816), (2080, 10529589), (2184, 10028180), (2730, 8022544), (2912, 7521135), (3120, 7019726), (3360, 6518317), (3640, 6016908), (4368, 5014090), (5460, 4011272), (6240, 3509863), (7280, 3008454), (8736, 2507045), (10920, 2005636), (14560, 1504227), (21840, 1002818), (43680, 501409)]