219668880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{719}}^1$

素因数の和:821

約数の個数: 160

約数和(自身を含む): 728524800

約数和(自身を除く): 508855920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 67, 76, 80, 95, 114, 120, 134, 152, 190, 201, 228, 240, 268, 285, 304, 335, 380, 402, 456, 536, 570, 670, 719, 760, 804, 912, 1005, 1072, 1140, 1273, 1340, 1438, 1520, 1608, 2010, 2157, 2280, 2546, 2680, 2876, 3216, 3595, 3819, 4020, 4314, 4560, 5092, 5360, 5752, 6365, 7190, 7638, 8040, 8628, 10184, 10785, 11504, 12730, 13661, 14380, 15276, 16080, 17256, 19095, 20368, 21570, 25460, 27322, 28760, 30552, 34512, 38190, 40983, 43140, 48173, 50920, 54644, 57520, 61104, 68305, 76380, 81966, 86280, 96346, 101840, 109288, 136610, 144519, 152760, 163932, 172560, 192692, 204915, 218576, 240865, 273220, 289038, 305520, 327864, 385384, 409830, 481730, 546440, 578076, 655728, 722595, 770768, 819660, 915287, 963460, 1092880, 1156152, 1445190, 1639320, 1830574, 1926920, 2312304, 2745861, 2890380, 3278640, 3661148, 3853840, 4576435, 5491722, 5780760, 7322296, 9152870, 10983444, 11561520, 13729305, 14644592, 18305740, 21966888, 27458610, 36611480, 43933776, 54917220, 73222960, 109834440, 219668880]

約数ペア:

[(1, 219668880), (2, 109834440), (3, 73222960), (4, 54917220), (5, 43933776), (6, 36611480), (8, 27458610), (10, 21966888), (12, 18305740), (15, 14644592), (16, 13729305), (19, 11561520), (20, 10983444), (24, 9152870), (30, 7322296), (38, 5780760), (40, 5491722), (48, 4576435), (57, 3853840), (60, 3661148), (67, 3278640), (76, 2890380), (80, 2745861), (95, 2312304), (114, 1926920), (120, 1830574), (134, 1639320), (152, 1445190), (190, 1156152), (201, 1092880), (228, 963460), (240, 915287), (268, 819660), (285, 770768), (304, 722595), (335, 655728), (380, 578076), (402, 546440), (456, 481730), (536, 409830), (570, 385384), (670, 327864), (719, 305520), (760, 289038), (804, 273220), (912, 240865), (1005, 218576), (1072, 204915), (1140, 192692), (1273, 172560), (1340, 163932), (1438, 152760), (1520, 144519), (1608, 136610), (2010, 109288), (2157, 101840), (2280, 96346), (2546, 86280), (2680, 81966), (2876, 76380), (3216, 68305), (3595, 61104), (3819, 57520), (4020, 54644), (4314, 50920), (4560, 48173), (5092, 43140), (5360, 40983), (5752, 38190), (6365, 34512), (7190, 30552), (7638, 28760), (8040, 27322), (8628, 25460), (10184, 21570), (10785, 20368), (11504, 19095), (12730, 17256), (13661, 16080), (14380, 15276)]