28305702400

素因数分解:

$2^9\times 5^2\times {\mathrm{89}}^1\times {\mathrm{24847}}^1$

素因数の和:24964

約数の個数: 120

約数和(自身を含む): 70920416160

約数和(自身を除く): 42614713760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 128, 160, 178, 200, 256, 320, 356, 400, 445, 512, 640, 712, 800, 890, 1280, 1424, 1600, 1780, 2225, 2560, 2848, 3200, 3560, 4450, 5696, 6400, 7120, 8900, 11392, 12800, 14240, 17800, 22784, 24847, 28480, 35600, 45568, 49694, 56960, 71200, 99388, 113920, 124235, 142400, 198776, 227840, 248470, 284800, 397552, 496940, 569600, 621175, 795104, 993880, 1139200, 1242350, 1590208, 1987760, 2211383, 2484700, 3180416, 3975520, 4422766, 4969400, 6360832, 7951040, 8845532, 9938800, 11056915, 12721664, 15902080, 17691064, 19877600, 22113830, 31804160, 35382128, 39755200, 44227660, 55284575, 63608320, 70764256, 79510400, 88455320, 110569150, 141528512, 159020800, 176910640, 221138300, 283057024, 318041600, 353821280, 442276600, 566114048, 707642560, 884553200, 1132228096, 1415285120, 1769106400, 2830570240, 3538212800, 5661140480, 7076425600, 14152851200, 28305702400]

約数ペア:

[(1, 28305702400), (2, 14152851200), (4, 7076425600), (5, 5661140480), (8, 3538212800), (10, 2830570240), (16, 1769106400), (20, 1415285120), (25, 1132228096), (32, 884553200), (40, 707642560), (50, 566114048), (64, 442276600), (80, 353821280), (89, 318041600), (100, 283057024), (128, 221138300), (160, 176910640), (178, 159020800), (200, 141528512), (256, 110569150), (320, 88455320), (356, 79510400), (400, 70764256), (445, 63608320), (512, 55284575), (640, 44227660), (712, 39755200), (800, 35382128), (890, 31804160), (1280, 22113830), (1424, 19877600), (1600, 17691064), (1780, 15902080), (2225, 12721664), (2560, 11056915), (2848, 9938800), (3200, 8845532), (3560, 7951040), (4450, 6360832), (5696, 4969400), (6400, 4422766), (7120, 3975520), (8900, 3180416), (11392, 2484700), (12800, 2211383), (14240, 1987760), (17800, 1590208), (22784, 1242350), (24847, 1139200), (28480, 993880), (35600, 795104), (45568, 621175), (49694, 569600), (56960, 496940), (71200, 397552), (99388, 284800), (113920, 248470), (124235, 227840), (142400, 198776)]