123902460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{409}}^1$

素因数の和:458

約数の個数: 240

約数和(自身を含む): 450061920

約数和(自身を除く): 326159460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 17, 18, 20, 22, 27, 30, 33, 34, 36, 44, 45, 51, 54, 55, 60, 66, 68, 81, 85, 90, 99, 102, 108, 110, 132, 135, 153, 162, 165, 170, 180, 187, 198, 204, 220, 255, 270, 297, 306, 324, 330, 340, 374, 396, 405, 409, 459, 495, 510, 540, 561, 594, 612, 660, 748, 765, 810, 818, 891, 918, 935, 990, 1020, 1122, 1188, 1227, 1377, 1485, 1530, 1620, 1636, 1683, 1782, 1836, 1870, 1980, 2045, 2244, 2295, 2454, 2754, 2805, 2970, 3060, 3366, 3564, 3681, 3740, 4090, 4455, 4499, 4590, 4908, 5049, 5508, 5610, 5940, 6135, 6732, 6885, 6953, 7362, 8180, 8415, 8910, 8998, 9180, 10098, 11043, 11220, 12270, 13497, 13770, 13906, 14724, 15147, 16830, 17820, 17996, 18405, 20196, 20859, 22086, 22495, 24540, 25245, 26994, 27540, 27812, 30294, 33129, 33660, 34765, 36810, 40491, 41718, 44172, 44990, 50490, 53988, 55215, 60588, 62577, 66258, 67485, 69530, 73620, 75735, 76483, 80982, 83436, 89980, 100980, 104295, 110430, 121473, 125154, 132516, 134970, 139060, 151470, 152966, 161964, 165645, 187731, 202455, 208590, 220860, 229449, 242946, 250308, 269940, 302940, 305932, 312885, 331290, 364419, 375462, 382415, 404910, 417180, 458898, 485892, 563193, 607365, 625770, 662580, 688347, 728838, 750924, 764830, 809820, 917796, 938655, 1126386, 1147245, 1214730, 1251540, 1376694, 1457676, 1529660, 1822095, 1877310, 2065041, 2252772, 2294490, 2429460, 2753388, 2815965, 3441735, 3644190, 3754620, 4130082, 4588980, 5631930, 6195123, 6883470, 7288380, 8260164, 10325205, 11263860, 12390246, 13766940, 20650410, 24780492, 30975615, 41300820, 61951230, 123902460]

約数ペア:

[(1, 123902460), (2, 61951230), (3, 41300820), (4, 30975615), (5, 24780492), (6, 20650410), (9, 13766940), (10, 12390246), (11, 11263860), (12, 10325205), (15, 8260164), (17, 7288380), (18, 6883470), (20, 6195123), (22, 5631930), (27, 4588980), (30, 4130082), (33, 3754620), (34, 3644190), (36, 3441735), (44, 2815965), (45, 2753388), (51, 2429460), (54, 2294490), (55, 2252772), (60, 2065041), (66, 1877310), (68, 1822095), (81, 1529660), (85, 1457676), (90, 1376694), (99, 1251540), (102, 1214730), (108, 1147245), (110, 1126386), (132, 938655), (135, 917796), (153, 809820), (162, 764830), (165, 750924), (170, 728838), (180, 688347), (187, 662580), (198, 625770), (204, 607365), (220, 563193), (255, 485892), (270, 458898), (297, 417180), (306, 404910), (324, 382415), (330, 375462), (340, 364419), (374, 331290), (396, 312885), (405, 305932), (409, 302940), (459, 269940), (495, 250308), (510, 242946), (540, 229449), (561, 220860), (594, 208590), (612, 202455), (660, 187731), (748, 165645), (765, 161964), (810, 152966), (818, 151470), (891, 139060), (918, 134970), (935, 132516), (990, 125154), (1020, 121473), (1122, 110430), (1188, 104295), (1227, 100980), (1377, 89980), (1485, 83436), (1530, 80982), (1620, 76483), (1636, 75735), (1683, 73620), (1782, 69530), (1836, 67485), (1870, 66258), (1980, 62577), (2045, 60588), (2244, 55215), (2295, 53988), (2454, 50490), (2754, 44990), (2805, 44172), (2970, 41718), (3060, 40491), (3366, 36810), (3564, 34765), (3681, 33660), (3740, 33129), (4090, 30294), (4455, 27812), (4499, 27540), (4590, 26994), (4908, 25245), (5049, 24540), (5508, 22495), (5610, 22086), (5940, 20859), (6135, 20196), (6732, 18405), (6885, 17996), (6953, 17820), (7362, 16830), (8180, 15147), (8415, 14724), (8910, 13906), (8998, 13770), (9180, 13497), (10098, 12270), (11043, 11220)]