211643820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 192

約数和(自身を含む): 696729600

約数和(自身を除く): 485085780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 47, 54, 60, 62, 90, 93, 94, 108, 124, 135, 141, 155, 180, 186, 188, 235, 269, 270, 279, 282, 310, 372, 423, 465, 470, 538, 540, 558, 564, 620, 705, 807, 837, 846, 930, 940, 1076, 1116, 1269, 1345, 1395, 1410, 1457, 1614, 1674, 1692, 1860, 2115, 2421, 2538, 2690, 2790, 2820, 2914, 3228, 3348, 4035, 4185, 4230, 4371, 4842, 5076, 5380, 5580, 5828, 6345, 7263, 7285, 8070, 8339, 8370, 8460, 8742, 9684, 12105, 12643, 12690, 13113, 14526, 14570, 16140, 16678, 16740, 17484, 21855, 24210, 25017, 25286, 25380, 26226, 29052, 29140, 33356, 36315, 37929, 39339, 41695, 43710, 48420, 50034, 50572, 52452, 63215, 65565, 72630, 75051, 75858, 78678, 83390, 87420, 100068, 113787, 125085, 126430, 131130, 145260, 150102, 151716, 157356, 166780, 189645, 196695, 225153, 227574, 250170, 252860, 262260, 300204, 341361, 375255, 379290, 391933, 393390, 450306, 455148, 500340, 568935, 682722, 750510, 758580, 783866, 786780, 900612, 1125765, 1137870, 1175799, 1365444, 1501020, 1567732, 1706805, 1959665, 2251530, 2275740, 2351598, 3413610, 3527397, 3919330, 4503060, 4703196, 5878995, 6827220, 7054794, 7838660, 10582191, 11757990, 14109588, 17636985, 21164382, 23515980, 35273970, 42328764, 52910955, 70547940, 105821910, 211643820]

約数ペア:

[(1, 211643820), (2, 105821910), (3, 70547940), (4, 52910955), (5, 42328764), (6, 35273970), (9, 23515980), (10, 21164382), (12, 17636985), (15, 14109588), (18, 11757990), (20, 10582191), (27, 7838660), (30, 7054794), (31, 6827220), (36, 5878995), (45, 4703196), (47, 4503060), (54, 3919330), (60, 3527397), (62, 3413610), (90, 2351598), (93, 2275740), (94, 2251530), (108, 1959665), (124, 1706805), (135, 1567732), (141, 1501020), (155, 1365444), (180, 1175799), (186, 1137870), (188, 1125765), (235, 900612), (269, 786780), (270, 783866), (279, 758580), (282, 750510), (310, 682722), (372, 568935), (423, 500340), (465, 455148), (470, 450306), (538, 393390), (540, 391933), (558, 379290), (564, 375255), (620, 341361), (705, 300204), (807, 262260), (837, 252860), (846, 250170), (930, 227574), (940, 225153), (1076, 196695), (1116, 189645), (1269, 166780), (1345, 157356), (1395, 151716), (1410, 150102), (1457, 145260), (1614, 131130), (1674, 126430), (1692, 125085), (1860, 113787), (2115, 100068), (2421, 87420), (2538, 83390), (2690, 78678), (2790, 75858), (2820, 75051), (2914, 72630), (3228, 65565), (3348, 63215), (4035, 52452), (4185, 50572), (4230, 50034), (4371, 48420), (4842, 43710), (5076, 41695), (5380, 39339), (5580, 37929), (5828, 36315), (6345, 33356), (7263, 29140), (7285, 29052), (8070, 26226), (8339, 25380), (8370, 25286), (8460, 25017), (8742, 24210), (9684, 21855), (12105, 17484), (12643, 16740), (12690, 16678), (13113, 16140), (14526, 14570)]