19672560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{307}}^1$

素因数の和:415

約数の個数: 120

約数和(自身を含む): 67026960

約数和(自身を除く): 47354400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 89, 90, 120, 144, 178, 180, 240, 267, 307, 356, 360, 445, 534, 614, 712, 720, 801, 890, 921, 1068, 1228, 1335, 1424, 1535, 1602, 1780, 1842, 2136, 2456, 2670, 2763, 3070, 3204, 3560, 3684, 4005, 4272, 4605, 4912, 5340, 5526, 6140, 6408, 7120, 7368, 8010, 9210, 10680, 11052, 12280, 12816, 13815, 14736, 16020, 18420, 21360, 22104, 24560, 27323, 27630, 32040, 36840, 44208, 54646, 55260, 64080, 73680, 81969, 109292, 110520, 136615, 163938, 218584, 221040, 245907, 273230, 327876, 409845, 437168, 491814, 546460, 655752, 819690, 983628, 1092920, 1229535, 1311504, 1639380, 1967256, 2185840, 2459070, 3278760, 3934512, 4918140, 6557520, 9836280, 19672560]

約数ペア:

[(1, 19672560), (2, 9836280), (3, 6557520), (4, 4918140), (5, 3934512), (6, 3278760), (8, 2459070), (9, 2185840), (10, 1967256), (12, 1639380), (15, 1311504), (16, 1229535), (18, 1092920), (20, 983628), (24, 819690), (30, 655752), (36, 546460), (40, 491814), (45, 437168), (48, 409845), (60, 327876), (72, 273230), (80, 245907), (89, 221040), (90, 218584), (120, 163938), (144, 136615), (178, 110520), (180, 109292), (240, 81969), (267, 73680), (307, 64080), (356, 55260), (360, 54646), (445, 44208), (534, 36840), (614, 32040), (712, 27630), (720, 27323), (801, 24560), (890, 22104), (921, 21360), (1068, 18420), (1228, 16020), (1335, 14736), (1424, 13815), (1535, 12816), (1602, 12280), (1780, 11052), (1842, 10680), (2136, 9210), (2456, 8010), (2670, 7368), (2763, 7120), (3070, 6408), (3204, 6140), (3560, 5526), (3684, 5340), (4005, 4912), (4272, 4605)]