1116990

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{197}}^1$

素因数の和:223

約数の個数: 80

約数和(自身を含む): 3449952

約数和(自身を除く): 2332962

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 81, 90, 105, 126, 135, 162, 189, 197, 210, 270, 315, 378, 394, 405, 567, 591, 630, 810, 945, 985, 1134, 1182, 1379, 1773, 1890, 1970, 2758, 2835, 2955, 3546, 4137, 5319, 5670, 5910, 6895, 8274, 8865, 10638, 12411, 13790, 15957, 17730, 20685, 24822, 26595, 31914, 37233, 41370, 53190, 62055, 74466, 79785, 111699, 124110, 159570, 186165, 223398, 372330, 558495, 1116990]

約数ペア:

[(1, 1116990), (2, 558495), (3, 372330), (5, 223398), (6, 186165), (7, 159570), (9, 124110), (10, 111699), (14, 79785), (15, 74466), (18, 62055), (21, 53190), (27, 41370), (30, 37233), (35, 31914), (42, 26595), (45, 24822), (54, 20685), (63, 17730), (70, 15957), (81, 13790), (90, 12411), (105, 10638), (126, 8865), (135, 8274), (162, 6895), (189, 5910), (197, 5670), (210, 5319), (270, 4137), (315, 3546), (378, 2955), (394, 2835), (405, 2758), (567, 1970), (591, 1890), (630, 1773), (810, 1379), (945, 1182), (985, 1134)]