64189620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1950

約数の個数: 144

約数和(自身を含む): 225021888

約数和(自身を除く): 160832268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 30, 33, 34, 36, 44, 45, 51, 55, 60, 66, 68, 85, 90, 99, 102, 110, 132, 153, 165, 170, 180, 187, 198, 204, 220, 255, 306, 330, 340, 374, 396, 495, 510, 561, 612, 660, 748, 765, 935, 990, 1020, 1122, 1530, 1683, 1870, 1907, 1980, 2244, 2805, 3060, 3366, 3740, 3814, 5610, 5721, 6732, 7628, 8415, 9535, 11220, 11442, 16830, 17163, 19070, 20977, 22884, 28605, 32419, 33660, 34326, 38140, 41954, 57210, 62931, 64838, 68652, 83908, 85815, 97257, 104885, 114420, 125862, 129676, 162095, 171630, 188793, 194514, 209770, 251724, 291771, 314655, 324190, 343260, 356609, 377586, 389028, 419540, 486285, 583542, 629310, 648380, 713218, 755172, 943965, 972570, 1069827, 1167084, 1258620, 1426436, 1458855, 1783045, 1887930, 1945140, 2139654, 2917710, 3209481, 3566090, 3775860, 4279308, 5349135, 5835420, 6418962, 7132180, 10698270, 12837924, 16047405, 21396540, 32094810, 64189620]

約数ペア:

[(1, 64189620), (2, 32094810), (3, 21396540), (4, 16047405), (5, 12837924), (6, 10698270), (9, 7132180), (10, 6418962), (11, 5835420), (12, 5349135), (15, 4279308), (17, 3775860), (18, 3566090), (20, 3209481), (22, 2917710), (30, 2139654), (33, 1945140), (34, 1887930), (36, 1783045), (44, 1458855), (45, 1426436), (51, 1258620), (55, 1167084), (60, 1069827), (66, 972570), (68, 943965), (85, 755172), (90, 713218), (99, 648380), (102, 629310), (110, 583542), (132, 486285), (153, 419540), (165, 389028), (170, 377586), (180, 356609), (187, 343260), (198, 324190), (204, 314655), (220, 291771), (255, 251724), (306, 209770), (330, 194514), (340, 188793), (374, 171630), (396, 162095), (495, 129676), (510, 125862), (561, 114420), (612, 104885), (660, 97257), (748, 85815), (765, 83908), (935, 68652), (990, 64838), (1020, 62931), (1122, 57210), (1530, 41954), (1683, 38140), (1870, 34326), (1907, 33660), (1980, 32419), (2244, 28605), (2805, 22884), (3060, 20977), (3366, 19070), (3740, 17163), (3814, 16830), (5610, 11442), (5721, 11220), (6732, 9535), (7628, 8415)]