405307620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3203}}^1$

素因数の和:3274

約数の個数: 144

約数和(自身を含む): 1329531840

約数和(自身を除く): 924224220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1332, 1406, 1665, 1710, 2109, 2220, 2812, 3203, 3330, 3420, 3515, 4218, 6327, 6406, 6660, 7030, 8436, 9609, 10545, 12654, 12812, 14060, 16015, 19218, 21090, 25308, 28827, 31635, 32030, 38436, 42180, 48045, 57654, 60857, 63270, 64060, 96090, 115308, 118511, 121714, 126540, 144135, 182571, 192180, 237022, 243428, 288270, 304285, 355533, 365142, 474044, 547713, 576540, 592555, 608570, 711066, 730284, 912855, 1066599, 1095426, 1185110, 1217140, 1422132, 1777665, 1825710, 2133198, 2190852, 2251709, 2370220, 2738565, 3555330, 3651420, 4266396, 4503418, 5332995, 5477130, 6755127, 7110660, 9006836, 10665990, 10954260, 11258545, 13510254, 20265381, 21331980, 22517090, 27020508, 33775635, 40530762, 45034180, 67551270, 81061524, 101326905, 135102540, 202653810, 405307620]

約数ペア:

[(1, 405307620), (2, 202653810), (3, 135102540), (4, 101326905), (5, 81061524), (6, 67551270), (9, 45034180), (10, 40530762), (12, 33775635), (15, 27020508), (18, 22517090), (19, 21331980), (20, 20265381), (30, 13510254), (36, 11258545), (37, 10954260), (38, 10665990), (45, 9006836), (57, 7110660), (60, 6755127), (74, 5477130), (76, 5332995), (90, 4503418), (95, 4266396), (111, 3651420), (114, 3555330), (148, 2738565), (171, 2370220), (180, 2251709), (185, 2190852), (190, 2133198), (222, 1825710), (228, 1777665), (285, 1422132), (333, 1217140), (342, 1185110), (370, 1095426), (380, 1066599), (444, 912855), (555, 730284), (570, 711066), (666, 608570), (684, 592555), (703, 576540), (740, 547713), (855, 474044), (1110, 365142), (1140, 355533), (1332, 304285), (1406, 288270), (1665, 243428), (1710, 237022), (2109, 192180), (2220, 182571), (2812, 144135), (3203, 126540), (3330, 121714), (3420, 118511), (3515, 115308), (4218, 96090), (6327, 64060), (6406, 63270), (6660, 60857), (7030, 57654), (8436, 48045), (9609, 42180), (10545, 38436), (12654, 32030), (12812, 31635), (14060, 28827), (16015, 25308), (19218, 21090)]