71646840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1$

素因数の和:566

約数の個数: 192

約数和(自身を含む): 257774400

約数和(自身を除く): 186127560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 51, 60, 68, 69, 72, 85, 90, 92, 102, 115, 120, 136, 138, 153, 170, 180, 184, 204, 207, 230, 255, 276, 306, 340, 345, 360, 391, 408, 414, 460, 509, 510, 552, 612, 680, 690, 765, 782, 828, 920, 1018, 1020, 1035, 1173, 1224, 1380, 1527, 1530, 1564, 1656, 1955, 2036, 2040, 2070, 2346, 2545, 2760, 3054, 3060, 3128, 3519, 3910, 4072, 4140, 4581, 4692, 5090, 5865, 6108, 6120, 7038, 7635, 7820, 8280, 8653, 9162, 9384, 10180, 11707, 11730, 12216, 14076, 15270, 15640, 17306, 17595, 18324, 20360, 22905, 23414, 23460, 25959, 28152, 30540, 34612, 35121, 35190, 36648, 43265, 45810, 46828, 46920, 51918, 58535, 61080, 69224, 70242, 70380, 77877, 86530, 91620, 93656, 103836, 105363, 117070, 129795, 140484, 140760, 155754, 173060, 175605, 183240, 199019, 207672, 210726, 234140, 259590, 280968, 311508, 346120, 351210, 389385, 398038, 421452, 468280, 519180, 526815, 597057, 623016, 702420, 778770, 796076, 842904, 995095, 1038360, 1053630, 1194114, 1404840, 1557540, 1592152, 1791171, 1990190, 2107260, 2388228, 2985285, 3115080, 3582342, 3980380, 4214520, 4776456, 5970570, 7164684, 7960760, 8955855, 11941140, 14329368, 17911710, 23882280, 35823420, 71646840]

約数ペア:

[(1, 71646840), (2, 35823420), (3, 23882280), (4, 17911710), (5, 14329368), (6, 11941140), (8, 8955855), (9, 7960760), (10, 7164684), (12, 5970570), (15, 4776456), (17, 4214520), (18, 3980380), (20, 3582342), (23, 3115080), (24, 2985285), (30, 2388228), (34, 2107260), (36, 1990190), (40, 1791171), (45, 1592152), (46, 1557540), (51, 1404840), (60, 1194114), (68, 1053630), (69, 1038360), (72, 995095), (85, 842904), (90, 796076), (92, 778770), (102, 702420), (115, 623016), (120, 597057), (136, 526815), (138, 519180), (153, 468280), (170, 421452), (180, 398038), (184, 389385), (204, 351210), (207, 346120), (230, 311508), (255, 280968), (276, 259590), (306, 234140), (340, 210726), (345, 207672), (360, 199019), (391, 183240), (408, 175605), (414, 173060), (460, 155754), (509, 140760), (510, 140484), (552, 129795), (612, 117070), (680, 105363), (690, 103836), (765, 93656), (782, 91620), (828, 86530), (920, 77877), (1018, 70380), (1020, 70242), (1035, 69224), (1173, 61080), (1224, 58535), (1380, 51918), (1527, 46920), (1530, 46828), (1564, 45810), (1656, 43265), (1955, 36648), (2036, 35190), (2040, 35121), (2070, 34612), (2346, 30540), (2545, 28152), (2760, 25959), (3054, 23460), (3060, 23414), (3128, 22905), (3519, 20360), (3910, 18324), (4072, 17595), (4140, 17306), (4581, 15640), (4692, 15270), (5090, 14076), (5865, 12216), (6108, 11730), (6120, 11707), (7038, 10180), (7635, 9384), (7820, 9162), (8280, 8653)]