19078500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 67092480

約数和(自身を除く): 48013980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 25, 28, 30, 35, 42, 46, 50, 60, 69, 70, 75, 79, 84, 92, 100, 105, 115, 125, 138, 140, 150, 158, 161, 175, 210, 230, 237, 250, 276, 300, 316, 322, 345, 350, 375, 395, 420, 460, 474, 483, 500, 525, 553, 575, 644, 690, 700, 750, 790, 805, 875, 948, 966, 1050, 1106, 1150, 1185, 1380, 1500, 1580, 1610, 1659, 1725, 1750, 1817, 1932, 1975, 2100, 2212, 2300, 2370, 2415, 2625, 2765, 2875, 3220, 3318, 3450, 3500, 3634, 3950, 4025, 4740, 4830, 5250, 5451, 5530, 5750, 5925, 6636, 6900, 7268, 7900, 8050, 8295, 8625, 9085, 9660, 9875, 10500, 10902, 11060, 11500, 11850, 12075, 12719, 13825, 16100, 16590, 17250, 18170, 19750, 20125, 21804, 23700, 24150, 25438, 27255, 27650, 29625, 33180, 34500, 36340, 38157, 39500, 40250, 41475, 45425, 48300, 50876, 54510, 55300, 59250, 60375, 63595, 69125, 76314, 80500, 82950, 90850, 109020, 118500, 120750, 127190, 136275, 138250, 152628, 165900, 181700, 190785, 207375, 227125, 241500, 254380, 272550, 276500, 317975, 381570, 414750, 454250, 545100, 635950, 681375, 763140, 829500, 908500, 953925, 1271900, 1362750, 1589875, 1907850, 2725500, 3179750, 3815700, 4769625, 6359500, 9539250, 19078500]

約数ペア:

[(1, 19078500), (2, 9539250), (3, 6359500), (4, 4769625), (5, 3815700), (6, 3179750), (7, 2725500), (10, 1907850), (12, 1589875), (14, 1362750), (15, 1271900), (20, 953925), (21, 908500), (23, 829500), (25, 763140), (28, 681375), (30, 635950), (35, 545100), (42, 454250), (46, 414750), (50, 381570), (60, 317975), (69, 276500), (70, 272550), (75, 254380), (79, 241500), (84, 227125), (92, 207375), (100, 190785), (105, 181700), (115, 165900), (125, 152628), (138, 138250), (140, 136275), (150, 127190), (158, 120750), (161, 118500), (175, 109020), (210, 90850), (230, 82950), (237, 80500), (250, 76314), (276, 69125), (300, 63595), (316, 60375), (322, 59250), (345, 55300), (350, 54510), (375, 50876), (395, 48300), (420, 45425), (460, 41475), (474, 40250), (483, 39500), (500, 38157), (525, 36340), (553, 34500), (575, 33180), (644, 29625), (690, 27650), (700, 27255), (750, 25438), (790, 24150), (805, 23700), (875, 21804), (948, 20125), (966, 19750), (1050, 18170), (1106, 17250), (1150, 16590), (1185, 16100), (1380, 13825), (1500, 12719), (1580, 12075), (1610, 11850), (1659, 11500), (1725, 11060), (1750, 10902), (1817, 10500), (1932, 9875), (1975, 9660), (2100, 9085), (2212, 8625), (2300, 8295), (2370, 8050), (2415, 7900), (2625, 7268), (2765, 6900), (2875, 6636), (3220, 5925), (3318, 5750), (3450, 5530), (3500, 5451), (3634, 5250), (3950, 4830), (4025, 4740)]