42991980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 128931264

約数和(自身を除く): 85939284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 113, 170, 204, 226, 255, 339, 340, 373, 452, 510, 565, 678, 746, 1020, 1119, 1130, 1356, 1492, 1695, 1865, 1921, 2238, 2260, 3390, 3730, 3842, 4476, 5595, 5763, 6341, 6780, 7460, 7684, 9605, 11190, 11526, 12682, 19023, 19210, 22380, 23052, 25364, 28815, 31705, 38046, 38420, 42149, 57630, 63410, 76092, 84298, 95115, 115260, 126447, 126820, 168596, 190230, 210745, 252894, 380460, 421490, 505788, 632235, 716533, 842980, 1264470, 1433066, 2149599, 2528940, 2866132, 3582665, 4299198, 7165330, 8598396, 10747995, 14330660, 21495990, 42991980]

約数ペア:

[(1, 42991980), (2, 21495990), (3, 14330660), (4, 10747995), (5, 8598396), (6, 7165330), (10, 4299198), (12, 3582665), (15, 2866132), (17, 2528940), (20, 2149599), (30, 1433066), (34, 1264470), (51, 842980), (60, 716533), (68, 632235), (85, 505788), (102, 421490), (113, 380460), (170, 252894), (204, 210745), (226, 190230), (255, 168596), (339, 126820), (340, 126447), (373, 115260), (452, 95115), (510, 84298), (565, 76092), (678, 63410), (746, 57630), (1020, 42149), (1119, 38420), (1130, 38046), (1356, 31705), (1492, 28815), (1695, 25364), (1865, 23052), (1921, 22380), (2238, 19210), (2260, 19023), (3390, 12682), (3730, 11526), (3842, 11190), (4476, 9605), (5595, 7684), (5763, 7460), (6341, 6780)]