209563920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15319}}^1$

素因数の和:15357

約数の個数: 120

約数和(自身を含む): 740875200

約数和(自身を除く): 531311280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 15319, 30638, 45957, 61276, 76595, 91914, 122552, 137871, 153190, 183828, 229785, 245104, 275742, 291061, 306380, 367656, 459570, 551484, 582122, 612760, 689355, 735312, 873183, 919140, 1102968, 1164244, 1225520, 1378710, 1455305, 1746366, 1838280, 2205936, 2328488, 2619549, 2757420, 2910610, 3492732, 3676560, 4365915, 4656976, 5239098, 5514840, 5821220, 6985464, 8731830, 10478196, 11029680, 11642440, 13097745, 13970928, 17463660, 20956392, 23284880, 26195490, 34927320, 41912784, 52390980, 69854640, 104781960, 209563920]

約数ペア:

[(1, 209563920), (2, 104781960), (3, 69854640), (4, 52390980), (5, 41912784), (6, 34927320), (8, 26195490), (9, 23284880), (10, 20956392), (12, 17463660), (15, 13970928), (16, 13097745), (18, 11642440), (19, 11029680), (20, 10478196), (24, 8731830), (30, 6985464), (36, 5821220), (38, 5514840), (40, 5239098), (45, 4656976), (48, 4365915), (57, 3676560), (60, 3492732), (72, 2910610), (76, 2757420), (80, 2619549), (90, 2328488), (95, 2205936), (114, 1838280), (120, 1746366), (144, 1455305), (152, 1378710), (171, 1225520), (180, 1164244), (190, 1102968), (228, 919140), (240, 873183), (285, 735312), (304, 689355), (342, 612760), (360, 582122), (380, 551484), (456, 459570), (570, 367656), (684, 306380), (720, 291061), (760, 275742), (855, 245104), (912, 229785), (1140, 183828), (1368, 153190), (1520, 137871), (1710, 122552), (2280, 91914), (2736, 76595), (3420, 61276), (4560, 45957), (6840, 30638), (13680, 15319)]