209173680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{823}}^1$

素因数の和:1195

約数の個数: 120

約数和(自身を含む): 705320928

約数和(自身を除く): 496147248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 353, 360, 706, 720, 823, 1059, 1412, 1646, 1765, 2118, 2469, 2824, 3177, 3292, 3530, 4115, 4236, 4938, 5295, 5648, 6354, 6584, 7060, 7407, 8230, 8472, 9876, 10590, 12345, 12708, 13168, 14120, 14814, 15885, 16460, 16944, 19752, 21180, 24690, 25416, 28240, 29628, 31770, 32920, 37035, 39504, 42360, 49380, 50832, 59256, 63540, 65840, 74070, 84720, 98760, 118512, 127080, 148140, 197520, 254160, 290519, 296280, 581038, 592560, 871557, 1162076, 1452595, 1743114, 2324152, 2614671, 2905190, 3486228, 4357785, 4648304, 5229342, 5810380, 6972456, 8715570, 10458684, 11620760, 13073355, 13944912, 17431140, 20917368, 23241520, 26146710, 34862280, 41834736, 52293420, 69724560, 104586840, 209173680]

約数ペア:

[(1, 209173680), (2, 104586840), (3, 69724560), (4, 52293420), (5, 41834736), (6, 34862280), (8, 26146710), (9, 23241520), (10, 20917368), (12, 17431140), (15, 13944912), (16, 13073355), (18, 11620760), (20, 10458684), (24, 8715570), (30, 6972456), (36, 5810380), (40, 5229342), (45, 4648304), (48, 4357785), (60, 3486228), (72, 2905190), (80, 2614671), (90, 2324152), (120, 1743114), (144, 1452595), (180, 1162076), (240, 871557), (353, 592560), (360, 581038), (706, 296280), (720, 290519), (823, 254160), (1059, 197520), (1412, 148140), (1646, 127080), (1765, 118512), (2118, 98760), (2469, 84720), (2824, 74070), (3177, 65840), (3292, 63540), (3530, 59256), (4115, 50832), (4236, 49380), (4938, 42360), (5295, 39504), (5648, 37035), (6354, 32920), (6584, 31770), (7060, 29628), (7407, 28240), (8230, 25416), (8472, 24690), (9876, 21180), (10590, 19752), (12345, 16944), (12708, 16460), (13168, 15885), (14120, 14814)]