265787820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{353}}^1$

素因数の和:504

約数の個数: 144

約数和(自身を含む): 834986880

約数和(自身を除く): 569199060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 89, 90, 94, 141, 178, 180, 188, 235, 267, 282, 353, 356, 423, 445, 470, 534, 564, 705, 706, 801, 846, 890, 940, 1059, 1068, 1335, 1410, 1412, 1602, 1692, 1765, 1780, 2115, 2118, 2670, 2820, 3177, 3204, 3530, 4005, 4183, 4230, 4236, 5295, 5340, 6354, 7060, 8010, 8366, 8460, 10590, 12549, 12708, 15885, 16020, 16591, 16732, 20915, 21180, 25098, 31417, 31770, 33182, 37647, 41830, 49773, 50196, 62745, 62834, 63540, 66364, 75294, 82955, 83660, 94251, 99546, 125490, 125668, 149319, 150588, 157085, 165910, 188235, 188502, 199092, 248865, 250980, 282753, 298638, 314170, 331820, 376470, 377004, 471255, 497730, 565506, 597276, 628340, 746595, 752940, 942510, 995460, 1131012, 1413765, 1476599, 1493190, 1885020, 2827530, 2953198, 2986380, 4429797, 5655060, 5906396, 7382995, 8859594, 13289391, 14765990, 17719188, 22148985, 26578782, 29531980, 44297970, 53157564, 66446955, 88595940, 132893910, 265787820]

約数ペア:

[(1, 265787820), (2, 132893910), (3, 88595940), (4, 66446955), (5, 53157564), (6, 44297970), (9, 29531980), (10, 26578782), (12, 22148985), (15, 17719188), (18, 14765990), (20, 13289391), (30, 8859594), (36, 7382995), (45, 5906396), (47, 5655060), (60, 4429797), (89, 2986380), (90, 2953198), (94, 2827530), (141, 1885020), (178, 1493190), (180, 1476599), (188, 1413765), (235, 1131012), (267, 995460), (282, 942510), (353, 752940), (356, 746595), (423, 628340), (445, 597276), (470, 565506), (534, 497730), (564, 471255), (705, 377004), (706, 376470), (801, 331820), (846, 314170), (890, 298638), (940, 282753), (1059, 250980), (1068, 248865), (1335, 199092), (1410, 188502), (1412, 188235), (1602, 165910), (1692, 157085), (1765, 150588), (1780, 149319), (2115, 125668), (2118, 125490), (2670, 99546), (2820, 94251), (3177, 83660), (3204, 82955), (3530, 75294), (4005, 66364), (4183, 63540), (4230, 62834), (4236, 62745), (5295, 50196), (5340, 49773), (6354, 41830), (7060, 37647), (8010, 33182), (8366, 31770), (8460, 31417), (10590, 25098), (12549, 21180), (12708, 20915), (15885, 16732), (16020, 16591)]