2990790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:99

約数の個数: 128

約数和(自身を含む): 9331200

約数和(自身を除く): 6340410

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 27, 30, 33, 38, 45, 53, 54, 55, 57, 66, 90, 95, 99, 106, 110, 114, 135, 159, 165, 171, 190, 198, 209, 265, 270, 285, 297, 318, 330, 342, 418, 477, 495, 513, 530, 570, 583, 594, 627, 795, 855, 954, 990, 1007, 1026, 1045, 1166, 1254, 1431, 1485, 1590, 1710, 1749, 1881, 2014, 2090, 2385, 2565, 2862, 2915, 2970, 3021, 3135, 3498, 3762, 4770, 5035, 5130, 5247, 5643, 5830, 6042, 6270, 7155, 8745, 9063, 9405, 10070, 10494, 11077, 11286, 14310, 15105, 15741, 17490, 18126, 18810, 22154, 26235, 27189, 28215, 30210, 31482, 33231, 45315, 52470, 54378, 55385, 56430, 66462, 78705, 90630, 99693, 110770, 135945, 157410, 166155, 199386, 271890, 299079, 332310, 498465, 598158, 996930, 1495395, 2990790]

約数ペア:

[(1, 2990790), (2, 1495395), (3, 996930), (5, 598158), (6, 498465), (9, 332310), (10, 299079), (11, 271890), (15, 199386), (18, 166155), (19, 157410), (22, 135945), (27, 110770), (30, 99693), (33, 90630), (38, 78705), (45, 66462), (53, 56430), (54, 55385), (55, 54378), (57, 52470), (66, 45315), (90, 33231), (95, 31482), (99, 30210), (106, 28215), (110, 27189), (114, 26235), (135, 22154), (159, 18810), (165, 18126), (171, 17490), (190, 15741), (198, 15105), (209, 14310), (265, 11286), (270, 11077), (285, 10494), (297, 10070), (318, 9405), (330, 9063), (342, 8745), (418, 7155), (477, 6270), (495, 6042), (513, 5830), (530, 5643), (570, 5247), (583, 5130), (594, 5035), (627, 4770), (795, 3762), (855, 3498), (954, 3135), (990, 3021), (1007, 2970), (1026, 2915), (1045, 2862), (1166, 2565), (1254, 2385), (1431, 2090), (1485, 2014), (1590, 1881), (1710, 1749)]