996660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{113}}^1$

素因数の和:142

約数の個数: 108

約数和(自身を含む): 3547908

約数和(自身を除く): 2551248

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 113, 126, 140, 147, 180, 196, 210, 226, 245, 252, 294, 315, 339, 420, 441, 452, 490, 565, 588, 630, 678, 735, 791, 882, 980, 1017, 1130, 1260, 1356, 1470, 1582, 1695, 1764, 2034, 2205, 2260, 2373, 2940, 3164, 3390, 3955, 4068, 4410, 4746, 5085, 5537, 6780, 7119, 7910, 8820, 9492, 10170, 11074, 11865, 14238, 15820, 16611, 20340, 22148, 23730, 27685, 28476, 33222, 35595, 47460, 49833, 55370, 66444, 71190, 83055, 99666, 110740, 142380, 166110, 199332, 249165, 332220, 498330, 996660]

約数ペア:

[(1, 996660), (2, 498330), (3, 332220), (4, 249165), (5, 199332), (6, 166110), (7, 142380), (9, 110740), (10, 99666), (12, 83055), (14, 71190), (15, 66444), (18, 55370), (20, 49833), (21, 47460), (28, 35595), (30, 33222), (35, 28476), (36, 27685), (42, 23730), (45, 22148), (49, 20340), (60, 16611), (63, 15820), (70, 14238), (84, 11865), (90, 11074), (98, 10170), (105, 9492), (113, 8820), (126, 7910), (140, 7119), (147, 6780), (180, 5537), (196, 5085), (210, 4746), (226, 4410), (245, 4068), (252, 3955), (294, 3390), (315, 3164), (339, 2940), (420, 2373), (441, 2260), (452, 2205), (490, 2034), (565, 1764), (588, 1695), (630, 1582), (678, 1470), (735, 1356), (791, 1260), (882, 1130), (980, 1017)]