318811140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{65599}}^1$

素因数の和:65623

約数の個数: 72

約数和(自身を含む): 1002892800

約数和(自身を除く): 684081660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 65599, 131198, 196797, 262396, 327995, 393594, 590391, 655990, 787188, 983985, 1180782, 1311980, 1771173, 1967970, 2361564, 2951955, 3542346, 3935940, 5313519, 5903910, 7084692, 8855865, 10627038, 11807820, 15940557, 17711730, 21254076, 26567595, 31881114, 35423460, 53135190, 63762228, 79702785, 106270380, 159405570, 318811140]

約数ペア:

[(1, 318811140), (2, 159405570), (3, 106270380), (4, 79702785), (5, 63762228), (6, 53135190), (9, 35423460), (10, 31881114), (12, 26567595), (15, 21254076), (18, 17711730), (20, 15940557), (27, 11807820), (30, 10627038), (36, 8855865), (45, 7084692), (54, 5903910), (60, 5313519), (81, 3935940), (90, 3542346), (108, 2951955), (135, 2361564), (162, 1967970), (180, 1771173), (243, 1311980), (270, 1180782), (324, 983985), (405, 787188), (486, 655990), (540, 590391), (810, 393594), (972, 327995), (1215, 262396), (1620, 196797), (2430, 131198), (4860, 65599)]