490403700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:248

約数の個数: 288

約数和(自身を含む): 1687392000

約数和(自身を除く): 1196988300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 27, 30, 36, 45, 46, 50, 53, 54, 60, 69, 75, 90, 92, 100, 106, 108, 115, 135, 138, 149, 150, 159, 180, 207, 212, 225, 230, 265, 270, 276, 298, 300, 318, 345, 414, 447, 450, 460, 477, 530, 540, 575, 596, 621, 636, 675, 690, 745, 795, 828, 894, 900, 954, 1035, 1060, 1150, 1219, 1242, 1325, 1341, 1350, 1380, 1431, 1490, 1590, 1725, 1788, 1908, 2070, 2235, 2300, 2385, 2438, 2484, 2650, 2682, 2700, 2862, 2980, 3105, 3180, 3427, 3450, 3657, 3725, 3975, 4023, 4140, 4470, 4770, 4876, 5175, 5300, 5364, 5724, 6095, 6210, 6705, 6854, 6900, 7155, 7314, 7450, 7897, 7950, 8046, 8940, 9540, 10281, 10350, 10971, 11175, 11925, 12190, 12420, 13410, 13708, 14310, 14628, 14900, 15525, 15794, 15900, 16092, 17135, 18285, 20115, 20562, 20700, 21942, 22350, 23691, 23850, 24380, 26820, 28620, 30475, 30843, 31050, 31588, 32913, 33525, 34270, 35775, 36570, 39485, 40230, 41124, 43884, 44700, 47382, 47700, 51405, 54855, 60950, 61686, 62100, 65826, 67050, 68540, 71073, 71550, 73140, 78970, 80460, 85675, 91425, 92529, 94764, 100575, 102810, 109710, 118455, 121900, 123372, 131652, 134100, 142146, 143100, 154215, 157940, 164565, 171350, 181631, 182850, 185058, 197425, 201150, 205620, 213219, 219420, 236910, 257025, 274275, 284292, 308430, 329130, 342700, 355365, 363262, 365700, 370116, 394850, 402300, 426438, 462645, 473820, 514050, 544893, 548550, 592275, 616860, 658260, 710730, 726524, 771075, 789700, 822825, 852876, 908155, 925290, 1028100, 1066095, 1089786, 1097100, 1184550, 1421460, 1542150, 1634679, 1645650, 1776825, 1816310, 1850580, 2132190, 2179572, 2313225, 2369100, 2724465, 3084300, 3269358, 3291300, 3553650, 3632620, 4264380, 4540775, 4626450, 4904037, 5330475, 5448930, 6538716, 7107300, 8173395, 9081550, 9252900, 9808074, 10660950, 10897860, 13622325, 16346790, 18163100, 19616148, 21321900, 24520185, 27244650, 32693580, 40866975, 49040370, 54489300, 81733950, 98080740, 122600925, 163467900, 245201850, 490403700]

約数ペア:

[(1, 490403700), (2, 245201850), (3, 163467900), (4, 122600925), (5, 98080740), (6, 81733950), (9, 54489300), (10, 49040370), (12, 40866975), (15, 32693580), (18, 27244650), (20, 24520185), (23, 21321900), (25, 19616148), (27, 18163100), (30, 16346790), (36, 13622325), (45, 10897860), (46, 10660950), (50, 9808074), (53, 9252900), (54, 9081550), (60, 8173395), (69, 7107300), (75, 6538716), (90, 5448930), (92, 5330475), (100, 4904037), (106, 4626450), (108, 4540775), (115, 4264380), (135, 3632620), (138, 3553650), (149, 3291300), (150, 3269358), (159, 3084300), (180, 2724465), (207, 2369100), (212, 2313225), (225, 2179572), (230, 2132190), (265, 1850580), (270, 1816310), (276, 1776825), (298, 1645650), (300, 1634679), (318, 1542150), (345, 1421460), (414, 1184550), (447, 1097100), (450, 1089786), (460, 1066095), (477, 1028100), (530, 925290), (540, 908155), (575, 852876), (596, 822825), (621, 789700), (636, 771075), (675, 726524), (690, 710730), (745, 658260), (795, 616860), (828, 592275), (894, 548550), (900, 544893), (954, 514050), (1035, 473820), (1060, 462645), (1150, 426438), (1219, 402300), (1242, 394850), (1325, 370116), (1341, 365700), (1350, 363262), (1380, 355365), (1431, 342700), (1490, 329130), (1590, 308430), (1725, 284292), (1788, 274275), (1908, 257025), (2070, 236910), (2235, 219420), (2300, 213219), (2385, 205620), (2438, 201150), (2484, 197425), (2650, 185058), (2682, 182850), (2700, 181631), (2862, 171350), (2980, 164565), (3105, 157940), (3180, 154215), (3427, 143100), (3450, 142146), (3657, 134100), (3725, 131652), (3975, 123372), (4023, 121900), (4140, 118455), (4470, 109710), (4770, 102810), (4876, 100575), (5175, 94764), (5300, 92529), (5364, 91425), (5724, 85675), (6095, 80460), (6210, 78970), (6705, 73140), (6854, 71550), (6900, 71073), (7155, 68540), (7314, 67050), (7450, 65826), (7897, 62100), (7950, 61686), (8046, 60950), (8940, 54855), (9540, 51405), (10281, 47700), (10350, 47382), (10971, 44700), (11175, 43884), (11925, 41124), (12190, 40230), (12420, 39485), (13410, 36570), (13708, 35775), (14310, 34270), (14628, 33525), (14900, 32913), (15525, 31588), (15794, 31050), (15900, 30843), (16092, 30475), (17135, 28620), (18285, 26820), (20115, 24380), (20562, 23850), (20700, 23691), (21942, 22350)]