428969080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{487}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 1037478240

約数和(自身を除く): 608509160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 61, 76, 95, 122, 152, 190, 244, 305, 361, 380, 487, 488, 610, 722, 760, 974, 1159, 1220, 1444, 1805, 1948, 2318, 2435, 2440, 2888, 3610, 3896, 4636, 4870, 5795, 7220, 9253, 9272, 9740, 11590, 14440, 18506, 19480, 22021, 23180, 29707, 37012, 44042, 46265, 46360, 59414, 74024, 88084, 92530, 110105, 118828, 148535, 175807, 176168, 185060, 220210, 237656, 297070, 351614, 370120, 440420, 564433, 594140, 703228, 879035, 880840, 1128866, 1188280, 1406456, 1758070, 2257732, 2822165, 3516140, 4515464, 5644330, 7032280, 10724227, 11288660, 21448454, 22577320, 42896908, 53621135, 85793816, 107242270, 214484540, 428969080]

約数ペア:

[(1, 428969080), (2, 214484540), (4, 107242270), (5, 85793816), (8, 53621135), (10, 42896908), (19, 22577320), (20, 21448454), (38, 11288660), (40, 10724227), (61, 7032280), (76, 5644330), (95, 4515464), (122, 3516140), (152, 2822165), (190, 2257732), (244, 1758070), (305, 1406456), (361, 1188280), (380, 1128866), (487, 880840), (488, 879035), (610, 703228), (722, 594140), (760, 564433), (974, 440420), (1159, 370120), (1220, 351614), (1444, 297070), (1805, 237656), (1948, 220210), (2318, 185060), (2435, 176168), (2440, 175807), (2888, 148535), (3610, 118828), (3896, 110105), (4636, 92530), (4870, 88084), (5795, 74024), (7220, 59414), (9253, 46360), (9272, 46265), (9740, 44042), (11590, 37012), (14440, 29707), (18506, 23180), (19480, 22021)]