28142820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{541}}^1$

素因数の和:590

約数の個数: 108

約数和(自身を含む): 90851124

約数和(自身を除く): 62708304

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 289, 306, 340, 510, 541, 578, 612, 765, 867, 1020, 1082, 1156, 1445, 1530, 1623, 1734, 2164, 2601, 2705, 2890, 3060, 3246, 3468, 4335, 4869, 5202, 5410, 5780, 6492, 8115, 8670, 9197, 9738, 10404, 10820, 13005, 16230, 17340, 18394, 19476, 24345, 26010, 27591, 32460, 36788, 45985, 48690, 52020, 55182, 82773, 91970, 97380, 110364, 137955, 156349, 165546, 183940, 275910, 312698, 331092, 413865, 469047, 551820, 625396, 781745, 827730, 938094, 1407141, 1563490, 1655460, 1876188, 2345235, 2814282, 3126980, 4690470, 5628564, 7035705, 9380940, 14071410, 28142820]

約数ペア:

[(1, 28142820), (2, 14071410), (3, 9380940), (4, 7035705), (5, 5628564), (6, 4690470), (9, 3126980), (10, 2814282), (12, 2345235), (15, 1876188), (17, 1655460), (18, 1563490), (20, 1407141), (30, 938094), (34, 827730), (36, 781745), (45, 625396), (51, 551820), (60, 469047), (68, 413865), (85, 331092), (90, 312698), (102, 275910), (153, 183940), (170, 165546), (180, 156349), (204, 137955), (255, 110364), (289, 97380), (306, 91970), (340, 82773), (510, 55182), (541, 52020), (578, 48690), (612, 45985), (765, 36788), (867, 32460), (1020, 27591), (1082, 26010), (1156, 24345), (1445, 19476), (1530, 18394), (1623, 17340), (1734, 16230), (2164, 13005), (2601, 10820), (2705, 10404), (2890, 9738), (3060, 9197), (3246, 8670), (3468, 8115), (4335, 6492), (4869, 5780), (5202, 5410)]