28173840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1319}}^1$

素因数の和:1424

約数の個数: 80

約数和(自身を含む): 88387200

約数和(自身を除く): 60213360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 89, 120, 178, 240, 267, 356, 445, 534, 712, 890, 1068, 1319, 1335, 1424, 1780, 2136, 2638, 2670, 3560, 3957, 4272, 5276, 5340, 6595, 7120, 7914, 10552, 10680, 13190, 15828, 19785, 21104, 21360, 26380, 31656, 39570, 52760, 63312, 79140, 105520, 117391, 158280, 234782, 316560, 352173, 469564, 586955, 704346, 939128, 1173910, 1408692, 1760865, 1878256, 2347820, 2817384, 3521730, 4695640, 5634768, 7043460, 9391280, 14086920, 28173840]

約数ペア:

[(1, 28173840), (2, 14086920), (3, 9391280), (4, 7043460), (5, 5634768), (6, 4695640), (8, 3521730), (10, 2817384), (12, 2347820), (15, 1878256), (16, 1760865), (20, 1408692), (24, 1173910), (30, 939128), (40, 704346), (48, 586955), (60, 469564), (80, 352173), (89, 316560), (120, 234782), (178, 158280), (240, 117391), (267, 105520), (356, 79140), (445, 63312), (534, 52760), (712, 39570), (890, 31656), (1068, 26380), (1319, 21360), (1335, 21104), (1424, 19785), (1780, 15828), (2136, 13190), (2638, 10680), (2670, 10552), (3560, 7914), (3957, 7120), (4272, 6595), (5276, 5340)]