668579940

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2131}}^1$

素因数の和:2239

約数の個数: 192

約数和(自身を含む): 2406942720

約数和(自身を除く): 1738362780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 83, 84, 90, 105, 108, 126, 135, 140, 166, 180, 189, 210, 249, 252, 270, 315, 332, 378, 415, 420, 498, 540, 581, 630, 747, 756, 830, 945, 996, 1162, 1245, 1260, 1494, 1660, 1743, 1890, 2131, 2241, 2324, 2490, 2905, 2988, 3486, 3735, 3780, 4262, 4482, 4980, 5229, 5810, 6393, 6972, 7470, 8524, 8715, 8964, 10458, 10655, 11205, 11620, 12786, 14917, 14940, 15687, 17430, 19179, 20916, 21310, 22410, 25572, 26145, 29834, 31374, 31965, 34860, 38358, 42620, 44751, 44820, 52290, 57537, 59668, 62748, 63930, 74585, 76716, 78435, 89502, 95895, 104580, 115074, 127860, 134253, 149170, 156870, 176873, 179004, 191790, 223755, 230148, 268506, 287685, 298340, 313740, 353746, 383580, 402759, 447510, 530619, 537012, 575370, 671265, 707492, 805518, 884365, 895020, 1061238, 1150740, 1238111, 1342530, 1591857, 1611036, 1768730, 2013795, 2122476, 2476222, 2653095, 2685060, 3183714, 3537460, 3714333, 4027590, 4775571, 4952444, 5306190, 6190555, 6367428, 7428666, 7959285, 8055180, 9551142, 10612380, 11142999, 12381110, 14857332, 15918570, 18571665, 19102284, 22285998, 23877855, 24762220, 31837140, 33428997, 37143330, 44571996, 47755710, 55714995, 66857994, 74286660, 95511420, 111429990, 133715988, 167144985, 222859980, 334289970, 668579940]

約数ペア:

[(1, 668579940), (2, 334289970), (3, 222859980), (4, 167144985), (5, 133715988), (6, 111429990), (7, 95511420), (9, 74286660), (10, 66857994), (12, 55714995), (14, 47755710), (15, 44571996), (18, 37143330), (20, 33428997), (21, 31837140), (27, 24762220), (28, 23877855), (30, 22285998), (35, 19102284), (36, 18571665), (42, 15918570), (45, 14857332), (54, 12381110), (60, 11142999), (63, 10612380), (70, 9551142), (83, 8055180), (84, 7959285), (90, 7428666), (105, 6367428), (108, 6190555), (126, 5306190), (135, 4952444), (140, 4775571), (166, 4027590), (180, 3714333), (189, 3537460), (210, 3183714), (249, 2685060), (252, 2653095), (270, 2476222), (315, 2122476), (332, 2013795), (378, 1768730), (415, 1611036), (420, 1591857), (498, 1342530), (540, 1238111), (581, 1150740), (630, 1061238), (747, 895020), (756, 884365), (830, 805518), (945, 707492), (996, 671265), (1162, 575370), (1245, 537012), (1260, 530619), (1494, 447510), (1660, 402759), (1743, 383580), (1890, 353746), (2131, 313740), (2241, 298340), (2324, 287685), (2490, 268506), (2905, 230148), (2988, 223755), (3486, 191790), (3735, 179004), (3780, 176873), (4262, 156870), (4482, 149170), (4980, 134253), (5229, 127860), (5810, 115074), (6393, 104580), (6972, 95895), (7470, 89502), (8524, 78435), (8715, 76716), (8964, 74585), (10458, 63930), (10655, 62748), (11205, 59668), (11620, 57537), (12786, 52290), (14917, 44820), (14940, 44751), (15687, 42620), (17430, 38358), (19179, 34860), (20916, 31965), (21310, 31374), (22410, 29834), (25572, 26145)]