81826980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:150

約数の個数: 192

約数和(自身を含む): 257402880

約数和(自身を除く): 175575900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 31, 37, 41, 58, 60, 62, 74, 82, 87, 93, 111, 116, 123, 124, 145, 148, 155, 164, 174, 185, 186, 205, 222, 246, 290, 310, 348, 370, 372, 410, 435, 444, 465, 492, 555, 580, 615, 620, 740, 820, 870, 899, 930, 1073, 1110, 1147, 1189, 1230, 1271, 1517, 1740, 1798, 1860, 2146, 2220, 2294, 2378, 2460, 2542, 2697, 3034, 3219, 3441, 3567, 3596, 3813, 4292, 4495, 4551, 4588, 4756, 5084, 5365, 5394, 5735, 5945, 6068, 6355, 6438, 6882, 7134, 7585, 7626, 8990, 9102, 10730, 10788, 11470, 11890, 12710, 12876, 13485, 13764, 14268, 15170, 15252, 16095, 17205, 17835, 17980, 18204, 19065, 21460, 22755, 22940, 23780, 25420, 26970, 30340, 32190, 33263, 34410, 35670, 36859, 38130, 43993, 45510, 47027, 53940, 64380, 66526, 68820, 71340, 73718, 76260, 87986, 91020, 94054, 99789, 110577, 131979, 133052, 141081, 147436, 166315, 175972, 184295, 188108, 199578, 219965, 221154, 235135, 263958, 282162, 332630, 368590, 399156, 439930, 442308, 470270, 498945, 527916, 552885, 564324, 659895, 665260, 705405, 737180, 879860, 940540, 997890, 1105770, 1319790, 1363783, 1410810, 1995780, 2211540, 2639580, 2727566, 2821620, 4091349, 5455132, 6818915, 8182698, 13637830, 16365396, 20456745, 27275660, 40913490, 81826980]

約数ペア:

[(1, 81826980), (2, 40913490), (3, 27275660), (4, 20456745), (5, 16365396), (6, 13637830), (10, 8182698), (12, 6818915), (15, 5455132), (20, 4091349), (29, 2821620), (30, 2727566), (31, 2639580), (37, 2211540), (41, 1995780), (58, 1410810), (60, 1363783), (62, 1319790), (74, 1105770), (82, 997890), (87, 940540), (93, 879860), (111, 737180), (116, 705405), (123, 665260), (124, 659895), (145, 564324), (148, 552885), (155, 527916), (164, 498945), (174, 470270), (185, 442308), (186, 439930), (205, 399156), (222, 368590), (246, 332630), (290, 282162), (310, 263958), (348, 235135), (370, 221154), (372, 219965), (410, 199578), (435, 188108), (444, 184295), (465, 175972), (492, 166315), (555, 147436), (580, 141081), (615, 133052), (620, 131979), (740, 110577), (820, 99789), (870, 94054), (899, 91020), (930, 87986), (1073, 76260), (1110, 73718), (1147, 71340), (1189, 68820), (1230, 66526), (1271, 64380), (1517, 53940), (1740, 47027), (1798, 45510), (1860, 43993), (2146, 38130), (2220, 36859), (2294, 35670), (2378, 34410), (2460, 33263), (2542, 32190), (2697, 30340), (3034, 26970), (3219, 25420), (3441, 23780), (3567, 22940), (3596, 22755), (3813, 21460), (4292, 19065), (4495, 18204), (4551, 17980), (4588, 17835), (4756, 17205), (5084, 16095), (5365, 15252), (5394, 15170), (5735, 14268), (5945, 13764), (6068, 13485), (6355, 12876), (6438, 12710), (6882, 11890), (7134, 11470), (7585, 10788), (7626, 10730), (8990, 9102)]