79938900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 180

約数和(自身を含む): 264670560

約数和(自身を除く): 184731660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 71, 75, 81, 90, 100, 108, 135, 139, 142, 150, 162, 180, 213, 225, 270, 278, 284, 300, 324, 355, 405, 417, 426, 450, 540, 556, 639, 675, 695, 710, 810, 834, 852, 900, 1065, 1251, 1278, 1350, 1390, 1420, 1620, 1668, 1775, 1917, 2025, 2085, 2130, 2502, 2556, 2700, 2780, 3195, 3475, 3550, 3753, 3834, 4050, 4170, 4260, 5004, 5325, 5751, 6255, 6390, 6950, 7100, 7506, 7668, 8100, 8340, 9585, 9869, 10425, 10650, 11259, 11502, 12510, 12780, 13900, 15012, 15975, 18765, 19170, 19738, 20850, 21300, 22518, 23004, 25020, 28755, 29607, 31275, 31950, 37530, 38340, 39476, 41700, 45036, 47925, 49345, 56295, 57510, 59214, 62550, 63900, 75060, 88821, 93825, 95850, 98690, 112590, 115020, 118428, 125100, 143775, 148035, 177642, 187650, 191700, 197380, 225180, 246725, 266463, 281475, 287550, 296070, 355284, 375300, 444105, 493450, 532926, 562950, 575100, 592140, 740175, 799389, 888210, 986900, 1065852, 1125900, 1332315, 1480350, 1598778, 1776420, 2220525, 2664630, 2960700, 3197556, 3996945, 4441050, 5329260, 6661575, 7993890, 8882100, 13323150, 15987780, 19984725, 26646300, 39969450, 79938900]

約数ペア:

[(1, 79938900), (2, 39969450), (3, 26646300), (4, 19984725), (5, 15987780), (6, 13323150), (9, 8882100), (10, 7993890), (12, 6661575), (15, 5329260), (18, 4441050), (20, 3996945), (25, 3197556), (27, 2960700), (30, 2664630), (36, 2220525), (45, 1776420), (50, 1598778), (54, 1480350), (60, 1332315), (71, 1125900), (75, 1065852), (81, 986900), (90, 888210), (100, 799389), (108, 740175), (135, 592140), (139, 575100), (142, 562950), (150, 532926), (162, 493450), (180, 444105), (213, 375300), (225, 355284), (270, 296070), (278, 287550), (284, 281475), (300, 266463), (324, 246725), (355, 225180), (405, 197380), (417, 191700), (426, 187650), (450, 177642), (540, 148035), (556, 143775), (639, 125100), (675, 118428), (695, 115020), (710, 112590), (810, 98690), (834, 95850), (852, 93825), (900, 88821), (1065, 75060), (1251, 63900), (1278, 62550), (1350, 59214), (1390, 57510), (1420, 56295), (1620, 49345), (1668, 47925), (1775, 45036), (1917, 41700), (2025, 39476), (2085, 38340), (2130, 37530), (2502, 31950), (2556, 31275), (2700, 29607), (2780, 28755), (3195, 25020), (3475, 23004), (3550, 22518), (3753, 21300), (3834, 20850), (4050, 19738), (4170, 19170), (4260, 18765), (5004, 15975), (5325, 15012), (5751, 13900), (6255, 12780), (6390, 12510), (6950, 11502), (7100, 11259), (7506, 10650), (7668, 10425), (8100, 9869), (8340, 9585)]