808471980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1297}}^1\times {\mathrm{3463}}^1$

素因数の和:4775

約数の個数: 72

約数和(自身を含む): 2454964512

約数和(自身を除く): 1646492532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1297, 2594, 3463, 3891, 5188, 6485, 6926, 7782, 10389, 11673, 12970, 13852, 15564, 17315, 19455, 20778, 23346, 25940, 31167, 34630, 38910, 41556, 46692, 51945, 58365, 62334, 69260, 77820, 103890, 116730, 124668, 155835, 207780, 233460, 311670, 623340, 4491511, 8983022, 13474533, 17966044, 22457555, 26949066, 40423599, 44915110, 53898132, 67372665, 80847198, 89830220, 134745330, 161694396, 202117995, 269490660, 404235990, 808471980]

約数ペア:

[(1, 808471980), (2, 404235990), (3, 269490660), (4, 202117995), (5, 161694396), (6, 134745330), (9, 89830220), (10, 80847198), (12, 67372665), (15, 53898132), (18, 44915110), (20, 40423599), (30, 26949066), (36, 22457555), (45, 17966044), (60, 13474533), (90, 8983022), (180, 4491511), (1297, 623340), (2594, 311670), (3463, 233460), (3891, 207780), (5188, 155835), (6485, 124668), (6926, 116730), (7782, 103890), (10389, 77820), (11673, 69260), (12970, 62334), (13852, 58365), (15564, 51945), (17315, 46692), (19455, 41556), (20778, 38910), (23346, 34630), (25940, 31167)]