21822900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 144

約数和(自身を含む): 73120320

約数和(自身を除く): 51297420

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 25, 30, 33, 34, 44, 50, 51, 55, 60, 66, 68, 75, 85, 100, 102, 110, 132, 150, 165, 170, 187, 204, 220, 255, 275, 300, 330, 340, 374, 389, 425, 510, 550, 561, 660, 748, 778, 825, 850, 935, 1020, 1100, 1122, 1167, 1275, 1556, 1650, 1700, 1870, 1945, 2244, 2334, 2550, 2805, 3300, 3740, 3890, 4279, 4668, 4675, 5100, 5610, 5835, 6613, 7780, 8558, 9350, 9725, 11220, 11670, 12837, 13226, 14025, 17116, 18700, 19450, 19839, 21395, 23340, 25674, 26452, 28050, 29175, 33065, 38900, 39678, 42790, 51348, 56100, 58350, 64185, 66130, 72743, 79356, 85580, 99195, 106975, 116700, 128370, 132260, 145486, 165325, 198390, 213950, 218229, 256740, 290972, 320925, 330650, 363715, 396780, 427900, 436458, 495975, 641850, 661300, 727430, 872916, 991950, 1091145, 1283700, 1454860, 1818575, 1983900, 2182290, 3637150, 4364580, 5455725, 7274300, 10911450, 21822900]

約数ペア:

[(1, 21822900), (2, 10911450), (3, 7274300), (4, 5455725), (5, 4364580), (6, 3637150), (10, 2182290), (11, 1983900), (12, 1818575), (15, 1454860), (17, 1283700), (20, 1091145), (22, 991950), (25, 872916), (30, 727430), (33, 661300), (34, 641850), (44, 495975), (50, 436458), (51, 427900), (55, 396780), (60, 363715), (66, 330650), (68, 320925), (75, 290972), (85, 256740), (100, 218229), (102, 213950), (110, 198390), (132, 165325), (150, 145486), (165, 132260), (170, 128370), (187, 116700), (204, 106975), (220, 99195), (255, 85580), (275, 79356), (300, 72743), (330, 66130), (340, 64185), (374, 58350), (389, 56100), (425, 51348), (510, 42790), (550, 39678), (561, 38900), (660, 33065), (748, 29175), (778, 28050), (825, 26452), (850, 25674), (935, 23340), (1020, 21395), (1100, 19839), (1122, 19450), (1167, 18700), (1275, 17116), (1556, 14025), (1650, 13226), (1700, 12837), (1870, 11670), (1945, 11220), (2244, 9725), (2334, 9350), (2550, 8558), (2805, 7780), (3300, 6613), (3740, 5835), (3890, 5610), (4279, 5100), (4668, 4675)]