19649250

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 56609280

約数和(自身を除く): 36960030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 41, 45, 50, 54, 71, 75, 82, 90, 123, 125, 135, 142, 150, 205, 213, 225, 246, 250, 270, 355, 369, 375, 410, 426, 450, 615, 639, 675, 710, 738, 750, 1025, 1065, 1107, 1125, 1230, 1278, 1350, 1775, 1845, 1917, 2050, 2130, 2214, 2250, 2911, 3075, 3195, 3375, 3550, 3690, 3834, 5125, 5325, 5535, 5822, 6150, 6390, 6750, 8733, 8875, 9225, 9585, 10250, 10650, 11070, 14555, 15375, 15975, 17466, 17750, 18450, 19170, 26199, 26625, 27675, 29110, 30750, 31950, 43665, 46125, 47925, 52398, 53250, 55350, 72775, 78597, 79875, 87330, 92250, 95850, 130995, 138375, 145550, 157194, 159750, 218325, 239625, 261990, 276750, 363875, 392985, 436650, 479250, 654975, 727750, 785970, 1091625, 1309950, 1964925, 2183250, 3274875, 3929850, 6549750, 9824625, 19649250]

約数ペア:

[(1, 19649250), (2, 9824625), (3, 6549750), (5, 3929850), (6, 3274875), (9, 2183250), (10, 1964925), (15, 1309950), (18, 1091625), (25, 785970), (27, 727750), (30, 654975), (41, 479250), (45, 436650), (50, 392985), (54, 363875), (71, 276750), (75, 261990), (82, 239625), (90, 218325), (123, 159750), (125, 157194), (135, 145550), (142, 138375), (150, 130995), (205, 95850), (213, 92250), (225, 87330), (246, 79875), (250, 78597), (270, 72775), (355, 55350), (369, 53250), (375, 52398), (410, 47925), (426, 46125), (450, 43665), (615, 31950), (639, 30750), (675, 29110), (710, 27675), (738, 26625), (750, 26199), (1025, 19170), (1065, 18450), (1107, 17750), (1125, 17466), (1230, 15975), (1278, 15375), (1350, 14555), (1775, 11070), (1845, 10650), (1917, 10250), (2050, 9585), (2130, 9225), (2214, 8875), (2250, 8733), (2911, 6750), (3075, 6390), (3195, 6150), (3375, 5822), (3550, 5535), (3690, 5325), (3834, 5125)]