216458640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15823}}^1$

素因数の和:15861

約数の個数: 120

約数和(自身を含む): 765248640

約数和(自身を除く): 548790000

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, 15823, 31646, 47469, 63292, 79115, 94938, 126584, 142407, 158230, 189876, 237345, 253168, 284814, 300637, 316460, 379752, 474690, 569628, 601274, 632920, 712035, 759504, 901911, 949380, 1139256, 1202548, 1265840, 1424070, 1503185, 1803822, 1898760, 2278512, 2405096, 2705733, 2848140, 3006370, 3607644, 3797520, 4509555, 4810192, 5411466, 5696280, 6012740, 7215288, 9019110, 10822932, 11392560, 12025480, 13528665, 14430576, 18038220, 21645864, 24050960, 27057330, 36076440, 43291728, 54114660, 72152880, 108229320, 216458640]

約数ペア:

[(1, 216458640), (2, 108229320), (3, 72152880), (4, 54114660), (5, 43291728), (6, 36076440), (8, 27057330), (9, 24050960), (10, 21645864), (12, 18038220), (15, 14430576), (16, 13528665), (18, 12025480), (19, 11392560), (20, 10822932), (24, 9019110), (30, 7215288), (36, 6012740), (38, 5696280), (40, 5411466), (45, 4810192), (48, 4509555), (57, 3797520), (60, 3607644), (72, 3006370), (76, 2848140), (80, 2705733), (90, 2405096), (95, 2278512), (114, 1898760), (120, 1803822), (144, 1503185), (152, 1424070), (171, 1265840), (180, 1202548), (190, 1139256), (228, 949380), (240, 901911), (285, 759504), (304, 712035), (342, 632920), (360, 601274), (380, 569628), (456, 474690), (570, 379752), (684, 316460), (720, 300637), (760, 284814), (855, 253168), (912, 237345), (1140, 189876), (1368, 158230), (1520, 142407), (1710, 126584), (2280, 94938), (2736, 79115), (3420, 63292), (4560, 47469), (6840, 31646), (13680, 15823)]