91212540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:180

約数の個数: 192

約数和(自身を含む): 290304000

約数和(自身を除く): 199091460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 29, 30, 31, 38, 57, 58, 60, 62, 76, 87, 89, 93, 95, 114, 116, 124, 145, 155, 174, 178, 186, 190, 228, 267, 285, 290, 310, 348, 356, 372, 380, 435, 445, 465, 534, 551, 570, 580, 589, 620, 870, 890, 899, 930, 1068, 1102, 1140, 1178, 1335, 1653, 1691, 1740, 1767, 1780, 1798, 1860, 2204, 2356, 2581, 2670, 2697, 2755, 2759, 2945, 3306, 3382, 3534, 3596, 4495, 5073, 5162, 5340, 5394, 5510, 5518, 5890, 6612, 6764, 7068, 7743, 8265, 8277, 8455, 8835, 8990, 10146, 10324, 10788, 11020, 11036, 11780, 12905, 13485, 13795, 15486, 16530, 16554, 16910, 17081, 17670, 17980, 20292, 25365, 25810, 26970, 27590, 30972, 33060, 33108, 33820, 34162, 35340, 38715, 41385, 49039, 50730, 51243, 51620, 52421, 53940, 55180, 68324, 77430, 80011, 82770, 85405, 98078, 101460, 102486, 104842, 147117, 154860, 157263, 160022, 165540, 170810, 196156, 204972, 209684, 240033, 245195, 256215, 262105, 294234, 314526, 320044, 341620, 400055, 480066, 490390, 512430, 524210, 588468, 629052, 735585, 786315, 800110, 960132, 980780, 1024860, 1048420, 1200165, 1471170, 1520209, 1572630, 1600220, 2400330, 2942340, 3040418, 3145260, 4560627, 4800660, 6080836, 7601045, 9121254, 15202090, 18242508, 22803135, 30404180, 45606270, 91212540]

約数ペア:

[(1, 91212540), (2, 45606270), (3, 30404180), (4, 22803135), (5, 18242508), (6, 15202090), (10, 9121254), (12, 7601045), (15, 6080836), (19, 4800660), (20, 4560627), (29, 3145260), (30, 3040418), (31, 2942340), (38, 2400330), (57, 1600220), (58, 1572630), (60, 1520209), (62, 1471170), (76, 1200165), (87, 1048420), (89, 1024860), (93, 980780), (95, 960132), (114, 800110), (116, 786315), (124, 735585), (145, 629052), (155, 588468), (174, 524210), (178, 512430), (186, 490390), (190, 480066), (228, 400055), (267, 341620), (285, 320044), (290, 314526), (310, 294234), (348, 262105), (356, 256215), (372, 245195), (380, 240033), (435, 209684), (445, 204972), (465, 196156), (534, 170810), (551, 165540), (570, 160022), (580, 157263), (589, 154860), (620, 147117), (870, 104842), (890, 102486), (899, 101460), (930, 98078), (1068, 85405), (1102, 82770), (1140, 80011), (1178, 77430), (1335, 68324), (1653, 55180), (1691, 53940), (1740, 52421), (1767, 51620), (1780, 51243), (1798, 50730), (1860, 49039), (2204, 41385), (2356, 38715), (2581, 35340), (2670, 34162), (2697, 33820), (2755, 33108), (2759, 33060), (2945, 30972), (3306, 27590), (3382, 26970), (3534, 25810), (3596, 25365), (4495, 20292), (5073, 17980), (5162, 17670), (5340, 17081), (5394, 16910), (5510, 16554), (5518, 16530), (5890, 15486), (6612, 13795), (6764, 13485), (7068, 12905), (7743, 11780), (8265, 11036), (8277, 11020), (8455, 10788), (8835, 10324), (8990, 10146)]