219990540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2801}}^1$

素因数の和:2848

約数の個数: 192

約数和(自身を含む): 813431808

約数和(自身を除く): 593441268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 220, 231, 238, 255, 308, 330, 340, 357, 374, 385, 420, 462, 476, 510, 561, 595, 660, 714, 748, 770, 924, 935, 1020, 1122, 1155, 1190, 1309, 1428, 1540, 1785, 1870, 2244, 2310, 2380, 2618, 2801, 2805, 3570, 3740, 3927, 4620, 5236, 5602, 5610, 6545, 7140, 7854, 8403, 11204, 11220, 13090, 14005, 15708, 16806, 19607, 19635, 26180, 28010, 30811, 33612, 39214, 39270, 42015, 47617, 56020, 58821, 61622, 78428, 78540, 84030, 92433, 95234, 98035, 117642, 123244, 142851, 154055, 168060, 184866, 190468, 196070, 215677, 235284, 238085, 285702, 294105, 308110, 333319, 369732, 392140, 431354, 462165, 476170, 523787, 571404, 588210, 616220, 647031, 666638, 714255, 862708, 924330, 952340, 999957, 1047574, 1078385, 1176420, 1294062, 1333276, 1428510, 1571361, 1666595, 1848660, 1999914, 2095148, 2156770, 2588124, 2618935, 2857020, 3142722, 3235155, 3333190, 3666509, 3999828, 4313540, 4999785, 5237870, 6285444, 6470310, 6666380, 7333018, 7856805, 9999570, 10475740, 10999527, 12940620, 14666036, 15713610, 18332545, 19999140, 21999054, 31427220, 36665090, 43998108, 54997635, 73330180, 109995270, 219990540]

約数ペア:

[(1, 219990540), (2, 109995270), (3, 73330180), (4, 54997635), (5, 43998108), (6, 36665090), (7, 31427220), (10, 21999054), (11, 19999140), (12, 18332545), (14, 15713610), (15, 14666036), (17, 12940620), (20, 10999527), (21, 10475740), (22, 9999570), (28, 7856805), (30, 7333018), (33, 6666380), (34, 6470310), (35, 6285444), (42, 5237870), (44, 4999785), (51, 4313540), (55, 3999828), (60, 3666509), (66, 3333190), (68, 3235155), (70, 3142722), (77, 2857020), (84, 2618935), (85, 2588124), (102, 2156770), (105, 2095148), (110, 1999914), (119, 1848660), (132, 1666595), (140, 1571361), (154, 1428510), (165, 1333276), (170, 1294062), (187, 1176420), (204, 1078385), (210, 1047574), (220, 999957), (231, 952340), (238, 924330), (255, 862708), (308, 714255), (330, 666638), (340, 647031), (357, 616220), (374, 588210), (385, 571404), (420, 523787), (462, 476170), (476, 462165), (510, 431354), (561, 392140), (595, 369732), (660, 333319), (714, 308110), (748, 294105), (770, 285702), (924, 238085), (935, 235284), (1020, 215677), (1122, 196070), (1155, 190468), (1190, 184866), (1309, 168060), (1428, 154055), (1540, 142851), (1785, 123244), (1870, 117642), (2244, 98035), (2310, 95234), (2380, 92433), (2618, 84030), (2801, 78540), (2805, 78428), (3570, 61622), (3740, 58821), (3927, 56020), (4620, 47617), (5236, 42015), (5602, 39270), (5610, 39214), (6545, 33612), (7140, 30811), (7854, 28010), (8403, 26180), (11204, 19635), (11220, 19607), (13090, 16806), (14005, 15708)]